Who Was Tarquin the Proud?

Lucius Tarquinius Superbus (died c. 495 BCE) was the legendary seventh and final king of Rome, ruling for 25 years until a popular uprising forced him into exile and led to the establishment of the Roman Republic. His cognomen Superbus translates from Latin as "proud," "arrogant," or "lofty," a fitting title for a ruler whose reign ancient historians uniformly described as a tyranny. He is remembered as the archetypal oppressive monarch whose abuses became so intolerable that the Roman people abolished the institution of kingship entirely.

Ancient accounts of the regal period of Rome mingle history with legend, making it difficult to separate factual events from later embellishments. According to tradition, Tarquin was either the son or grandson of Lucius Tarquinius Priscus, the fifth king of Rome, who himself had been an Etruscan-born ruler. Tarquin the Proud gained the throne through a series of brutal acts: the murders of his wife and elder brother, followed by the assassination of his predecessor, Servius Tullius, who was also his father-in-law.

His reign was marked by military conquests, ambitious building projects, and a systematic dismantling of the traditional checks on royal power. He ruled without consulting the senate, judged capital cases without advisors, and used fear and violence to maintain control. Yet paradoxically, his reign also saw Rome expand its territory and begin construction on some of its most enduring monuments, including the Temple of Jupiter Optimus Maximus on the Capitoline Hill.

The story of Tarquin's downfall is one of the most famous narratives in Roman history. It centers on the rape of Lucretia, a noblewoman, by his son Sextus Tarquinius, and the subsequent revolt led by Lucius Junius Brutus. This event not only ended Tarquin's dynasty but transformed Roman government forever, replacing monarchy with a republican system that would last for nearly five centuries.

Modern historians approach the traditional account with caution, recognizing that the Romans of the Republic had political reasons to portray the last king as a villain. Nevertheless, the core narrative of Tarquin's tyranny and expulsion is accepted as reflecting genuine historical events, even if specific details have been shaped by centuries of retelling.

Key Facts About Tarquin the Proud

Tarquin the Proud was the seventh and final king of Rome, reigning from approximately 534 to 509 BCE.
His name Superbus means "proud" or "arrogant" in Latin, reflecting his reputation for haughty and tyrannical behavior.
He seized power by murdering his predecessor Servius Tullius, who was both his father-in-law and the father of his second wife, Tullia Minor.
His wife Tullia Minor allegedly drove her chariot over her own father's corpse, giving the street where it happened the name Vicus Sceleratus, or "Street of Crime."
He refused to bury Servius Tullius and executed senators who remained loyal to the former king, diminishing the senate's size and authority.
He ruled without consulting the senate and judged capital cases without advisors, breaking with centuries of tradition.
His military campaigns included victories over the Volsci, the Sabines, and the Latin city of Gabii, which he captured through a clever stratagem involving his son Sextus.
He used the spoils of war to begin construction of the Temple of Jupiter Optimus Maximus, one of the most important religious structures in ancient Rome.
His son Sextus Tarquinius raped Lucretia, a noblewoman, an act that sparked the rebellion that overthrew the monarchy.
After his expulsion, Tarquin made several attempts to regain the throne, including seeking aid from the Etruscan king Lars Porsena and the Latin League.
He died in exile at Cumae in approximately 495 BCE, having failed to restore his dynasty to power.
The overthrow of Tarquin led directly to the founding of the Roman Republic in 509 BCE, with Lucius Junius Brutus and Lucius Tarquinius Collatinus elected as the first consuls.

The Path to Power

Family Background and Ambition

The family history of Tarquin the Proud is steeped in intrigue and dynastic maneuvering. His father, or possibly grandfather, Tarquinius Priscus had himself come to power under controversial circumstances. Priscus was the son of a Corinthian exile who had settled in the Etruscan city of Tarquinii. He migrated to Rome during the reign of Ancus Marcius, the fourth king, and through a combination of wealth, intelligence, and the favor of the king, rose to prominence. When Ancus Marcius died, Priscus maneuvered himself onto the throne, bypassing the late king's sons.

According to the most ancient sources, including the historian Quintus Fabius Pictor, Tarquin the Proud was the son of Tarquinius Priscus. However, modern historians consider this chronologically problematic. If Priscus was assassinated in 579 BCE after a reign of 38 years, and Tarquin the Proud did not become king until approximately 534 BCE, a son of Priscus would have been quite elderly by then. This has led many scholars to suggest that Tarquin was actually Priscus's grandson, or that the traditional chronology of the Roman kings is itself unreliable.

Tarquin's mother was supposedly Tanaquil, a woman of formidable political skill who had engineered her husband's succession to the throne. When the sons of Ancus Marcius arranged Priscus's assassination, Tanaquil famously concealed her husband's death and announced from a window that Priscus had appointed Servius Tullius as regent. This bold deception allowed Servius to consolidate power and become the sixth king of Rome, much to the chagrin of Priscus's own sons and grandsons, including the young Tarquin.

To prevent further dynastic conflict, Servius Tullius pursued a policy of reconciliation through marriage. He married his two daughters, known to history as Tullia Major and Tullia Minor, to Tarquin and his brother Arruns. The elder daughter, Tullia Major, was of a mild disposition and was married to the ambitious Tarquin, while the younger, Tullia Minor, possessed a fiercer temperament and was paired with the more passive Arruns. This arrangement proved disastrous for the royal family.

Tullia Minor despised her husband Arruns for his lack of ambition, while Tarquin chafed at being married to the gentler sister. The two conspired to eliminate their respective spouses, and after the murders of Tullia Major and Arruns, Tarquin and Tullia Minor were married. Together, they had three sons—Titus, Arruns, and Sextus—and a daughter, Tarquinia, who would later marry Octavius Mamilius, the prince of Tusculum and one of the most powerful Latin leaders.

The Usurpation of Servius Tullius

Tullia Minor proved to be the driving force behind her husband's ambitions. She constantly encouraged Tarquin to seize the throne from her own father, Servius Tullius, arguing that the old king had usurped power that rightfully belonged to Tarquin's family. Tarquin needed little persuasion. He began by cultivating support among the patrician senators, particularly those whose families had been elevated to senatorial rank under his father Tarquinius Priscus. He distributed gifts liberally and spread criticism of Servius, portraying the king as a slave-born usurper who had illegitimately seized power.

Servius Tullius had indeed been born a slave, or at least of servile origin, and had risen to prominence through his intelligence and the favor of Tanaquil. He had also implemented significant reforms that favored the common people, including the institution of the census and the reorganization of the Roman army based on wealth rather than birth. These reforms had made him popular with the lower classes but had alienated many patricians, who resented his elevation of commoners and his taxation of aristocratic wealth.

When Tarquin felt the moment was ripe, he made his move. He marched to the senate house accompanied by a group of armed men and boldly seated himself on the throne, the symbol of royal authority. He then summoned the senators to attend upon him and delivered a scathing indictment of Servius Tullius. He denounced the king as a slave born of a slave, pointed out that Servius had never been properly elected by the senate and the people during an interregnum as tradition required, and accused him of having gained the throne through the machinations of a woman—Tanaquil.

Tarquin further accused Servius of favoring the lower classes at the expense of the wealthy, of confiscating aristocratic lands for distribution to the poor, and of instituting the census so that the wealth of the upper classes might be exposed to public envy. These accusations were calculated to appeal to the patrician senators, who had the most to lose from Servius's populist policies.

When word of this brazen act reached Servius, the aged king hurried to the senate house to confront his son-in-law. Tarquin responded by physically seizing the elderly king and hurling him down the steps of the senate house into the street below. Servius's retainers fled in terror, and as the wounded king attempted to make his way toward the palace, he was set upon and murdered by Tarquin's assassins. Some accounts suggest that Tullia Minor, his own daughter, had advised the murder.

The aftermath of the assassination was gruesome even by the standards of ancient political violence. Tullia Minor drove her chariot to the senate house, where she was the first to hail her husband as king. Tarquin, concerned that the crowd might harm her, ordered her to return home. As she drove toward the Urbian Hill, her driver stopped suddenly, horrified by the sight of the king's corpse lying in the street. In a frenzy of ambition and cruelty, Tullia seized the reins herself and drove the wheels of her chariot directly over her father's body. The king's blood spattered against the chariot and stained her clothes, and she carried this gruesome relic of her crime back to her house. The street where this occurred was thereafter known as the Vicus Sceleratus, the Street of Crime, a name that endured for centuries as a reminder of her impiety.

The Tyrannical Reign

Consolidation of Power and Domestic Policy

Tarquin commenced his reign with acts designed to demonstrate his absolute authority and eliminate any potential opposition. He refused to allow the burial of Servius Tullius, a shocking violation of Roman religious and social customs that denied the murdered king the proper funeral rites believed necessary for the soul to find rest. He then ordered the execution of several leading senators whom he suspected of remaining loyal to the former king. By not replacing the slain senators and by refusing to consult the senate on matters of government, he deliberately diminished both the size and the authority of that ancient body.

In another break with tradition, Tarquin judged capital crimes without the advice of counsellors. Previously, Roman kings had consulted with advisors or the senate in matters of justice, but Tarquin dispensed with this formality entirely. This concentration of judicial power in his own hands created an atmosphere of fear, as no one could be certain of receiving a fair trial or escaping the king's displeasure. Those who might have considered opposing him were deterred by the knowledge that their fate rested entirely in the hands of a man who had already demonstrated his willingness to commit murder to achieve his goals.

Tarquin also surrounded himself with a personal bodyguard, another innovation that set him apart from his predecessors. Previous kings had relied on the loyalty of the citizenry and the traditional institutions of Roman government, but Tarquin understood that his illegitimate seizure of power required more direct protection. His armed retainers served both as protection against assassination and as a visible reminder of the force that underpinned his authority.

Despite his domestic tyranny, Tarquin was not without political acumen. He recognized the importance of powerful allies and forged a crucial alliance by betrothing his daughter Tarquinia to Octavius Mamilius of Tusculum, who was among the most eminent of the Latin chiefs. This marriage would later prove significant when Tarquin sought Latin support in his attempts to regain the throne after his expulsion.

Relations with the Latin League

Early in his reign, Tarquin called a meeting of the Latin leaders to discuss the bonds between Rome and the Latin towns. The meeting was held at a grove sacred to the goddess Ferentina, a traditional gathering place for the Latin League. At this assembly, a Latin nobleman named Turnus Herdonius rose to speak against Tarquin, inveighing against the Roman king's arrogance and warning his countrymen against trusting a man who had seized power through murder and who ruled without regard for law or tradition.

Tarquin responded with characteristic cunning. He bribed one of Turnus's servants to hide a large number of swords in his master's lodging. At the next meeting of the Latin leaders, Tarquin accused Turnus of plotting his assassination and suggested that the Latin chiefs accompany him to verify the accusation. When the swords were discovered in Turnus's quarters, his guilt seemed proven beyond doubt. The unfortunate Turnus was condemned to death by drowning, executed by being thrown into a pool of water in the grove with a wooden frame, or cratis, placed over his head, into which stones were thrown until he sank beneath the surface.

With his most vocal critic eliminated, Tarquin persuaded the Latin leaders to renew their treaty with Rome, transforming their relationship from that of equals to one of allies subordinate to Roman interests. It was agreed that the soldiers of the Latin towns would attend at the grove on an appointed day and form a united military force with the Roman army. This arrangement effectively gave Rome control over the military resources of the Latin League, a significant expansion of Roman power in the region.

Military Campaigns and Conquests

Tarquin's reign was marked by aggressive military expansion. He instigated a war against the Volsci, a powerful Italic people who inhabited the region to the south of Rome, and succeeded in capturing the wealthy town of Suessa Pometia. The spoils of this conquest were immense, and Tarquin celebrated a triumph in the traditional Roman manner. With the plunder from this victory, he commenced the erection of the Temple of Jupiter Optimus Maximus on the Capitoline Hill, a project that had been vowed by his father Tarquinius Priscus but never completed.

He next engaged in a war with Gabii, one of the Latin cities that had rejected the treaty with Rome. The city was well-fortified and could not be taken by direct assault, so Tarquin resorted to one of the most famous stratagems in ancient history. His son Sextus, pretending to have been ill-treated by his father and covered with the bloody marks of stripes, fled to Gabii as a supposed refugee. The infatuated inhabitants, believing his story of paternal cruelty, entrusted him with the command of their troops.

Once Sextus had obtained the unlimited confidence of the citizens of Gabii, he sent a messenger to his father to inquire how he should deliver the city into his hands. The king, who was walking in his garden when the messenger arrived, made no verbal reply but kept striking off the heads of the tallest poppies with his stick. The messenger returned to Sextus with this cryptic response, and Sextus correctly interpreted his father's meaning: he should eliminate the leading citizens of Gabii. Sextus then put to death, or banished on false charges, all the leading men of the city, after which he had no difficulty in compelling Gabii to submit to Roman authority.

According to the Fasti Triumphales, the official records of Roman triumphs, Tarquin also won a victory over the Sabines, a neighboring Italic people who had been traditional rivals of Rome. He established Roman colonies at the towns of Signia and Circeii, extending Roman influence into new territories. He also agreed upon a peace with the Aequi and renewed the treaty of peace between Rome and the Etruscans, maintaining stability on Rome's northern frontier while expanding to the south.

Building Projects and Public Works

Despite his reputation as a tyrant, Tarquin was also a significant builder who left a lasting architectural legacy on the city of Rome. His most famous project was the Temple of Jupiter Optimus Maximus, also known as the Temple of Jupiter Capitolinus, which he began using the spoils from his conquest of Suessa Pometia. This temple, dedicated to the supreme deity of the Roman pantheon, would become the most important religious structure in the city and the symbolic center of Roman state religion.

The construction of this temple was a massive undertaking that required significant engineering and organizational skills. The foundations alone required the leveling of a substantial area of the Capitoline Hill, one of Rome's seven hills. Tarquin also oversaw the construction of the Cloaca Maxima, the great sewer system of Rome, which drained the marshy valleys between the hills and made them suitable for urban development. This massive feat of engineering, parts of which still function today, was essential for the growth of the city.

Tarquin also leveled the top of the Tarpeian Rock, the steep cliff overlooking the Roman Forum from the Capitoline Hill. This project removed a number of ancient Sabine shrines that had occupied the site, an act that some Romans viewed as sacrilegious. The Tarpeian Rock would later become infamous as the site from which condemned traitors were thrown to their deaths during the Republic.

These building projects served multiple purposes. They provided employment for the urban poor, demonstrated the power and wealth of the king, and created lasting monuments to his reign. However, they were also funded by heavy taxation and forced labor, which contributed to the growing resentment against Tarquin's rule. The Roman historian Livy records that the people were forced to work on these projects as if they were slaves, a grievance that would later fuel the rebellion against his dynasty.

The Fall of the Monarchy

The Rape of Lucretia

The event that ultimately brought down Tarquin's dynasty occurred not in Rome but in the nearby town of Collatia, where the king's son Sextus Tarquinius was staying as a guest of his cousin, Lucius Tarquinius Collatinus. Collatinus was married to Lucretia, a woman celebrated for her beauty, virtue, and fidelity. According to the traditional account, a group of young Roman nobles, including Sextus and Collatinus, were drinking together when the conversation turned to the virtue of their wives. Collatinus boasted that his wife Lucretia was the most virtuous woman in Rome and proposed that they all ride to their homes unannounced to see what their wives were doing.

When they arrived at Collatia, they found Lucretia spinning wool with her maidservants, while the wives of the other nobles were found feasting and enjoying themselves. Lucretia's virtue was proven, but her beauty had inflamed the lust of Sextus Tarquinius. Several days later, Sextus returned to Collatia, where he was hospitably received by Lucretia, who was unaware of his intentions. In the dead of night, Sextus entered Lucretia's chamber with a sword and threatened to kill her if she did not submit to his desires. When she refused, he threatened to kill her and one of her slaves, placing the slave's naked body beside hers and claiming that he had caught them in the act of adultery. This threat to her reputation was more terrifying to Lucretia than death itself, and she submitted to his assault.

After Sextus departed, Lucretia sent urgent messages to her father, Spurius Lucretius Tricipitinus, and to her husband, Collatinus, asking them to come to her immediately with trusted companions. When they arrived, they found Lucretia in a state of profound distress. She told them what had happened and named Sextus Tarquinius as her assailant. Despite the attempts of her family to console her, insisting that she was not to blame for the crime committed against her, Lucretia declared that she could not live with the shame. She drew a dagger from beneath her clothing and stabbed herself in the heart, dying in her father's arms.

The death of Lucretia became the catalyst for revolution. Her husband Collatinus and her father Spurius Lucretius were joined by Lucius Junius Brutus, a man who had deliberately cultivated an appearance of foolishness to survive the tyranny of Tarquin—indeed, his cognomen Brutus means "stupid" in Latin. Brutus had been the son of Tarquinia, Tarquin's sister, and had witnessed the execution of his own brother by the king. He had feigned idiocy to escape his uncle's suspicion, but the rape and death of Lucretia revealed his true character.

Brutus seized the bloody dagger from Lucretia's wound and swore a solemn oath to drive out Tarquin and his entire family, declaring that no one should ever again rule as king in Rome. He carried Lucretia's body to the Forum in Collatia, where the sight of the dead noblewoman inflamed the citizens. The revolt spread rapidly to Rome, where Brutus addressed the people, recounting the crimes of Tarquin and his family. The people, already resentful of Tarquin's tyranny, rose in support of the revolution.

The Expulsion of Tarquin

When word of the uprising reached Tarquin, he was at Ardea, conducting a military campaign against the Rutulians. He hurried toward Rome but found the gates closed against him. The army that had been besieging Ardea, learning of the revolution, also turned against him and accepted Brutus as their leader. Tarquin was forced to flee with his sons into exile, finding refuge at Caere in Etruria.

The Roman people, now free of their king, moved quickly to establish a new form of government. The monarchy was abolished, and in its place was established the Roman Republic, with two annually elected magistrates called consuls sharing executive power. The first consuls were Lucius Junius Brutus and Lucius Tarquinius Collatinus, Lucretia's husband. The senate, which Tarquin had diminished, was restored to its former authority and expanded to include new members from the equestrian class.

The new republic faced immediate challenges. Tarquin, from his exile, worked tirelessly to regain his throne. He sent ambassadors to Rome demanding the return of his property and personal effects, ostensibly so that he could live comfortably in exile. While the new government debated this request, the ambassadors secretly conspired with young Roman nobles who were loyal to the Tarquin dynasty. The conspiracy was discovered, and the conspirators were executed. Among those put to death were two of Brutus's own sons, Titus and Tiberius, who had been drawn into the plot. Brutus, as consul, presided over their trial and execution, demonstrating his commitment to the republic even at the cost of his own children.

Tarquin then turned to the Etruscan city of Veii and to his son-in-law Octavius Mamilius of Tusculum for military support. He also sought the aid of Lars Porsena, the powerful king of the Etruscan city of Clusium. Porsena marched on Rome with a large army, and the city was only saved through the heroic sacrifices of figures like Horatius Cocles, who held the Sublician Bridge against the entire Etruscan army while his comrades destroyed it behind him, and Gaius Mucius Scaevola, who attempted to assassinate Porsena and, when captured, thrust his right hand into a fire to demonstrate his indifference to pain. Porsena, impressed by Roman courage, eventually made peace with the republic and withdrew.

Tarquin's final major attempt to regain the throne came at the Battle of Lake Regillus, fought around 496 BCE. He had gathered a coalition of Latin forces under the command of his son-in-law Octavius Mamilius. The battle was fiercely contested, with the Romans ultimately emerging victorious. Mamilius was killed, and Tarquin's son Titus also fell in the fighting. The defeat at Lake Regillus effectively ended any realistic hope of restoring the Tarquin dynasty to power.

Legacy and Historical Significance

Tarquin the Proud died in exile at Cumae, a Greek city in southern Italy, in approximately 495 BCE. He had spent his final years moving between various courts, desperately seeking support for his restoration, but he died a broken and embittered man. His death marked the definitive end of the Roman monarchy, which was never restored. The very name "Tarquin" became synonymous with tyranny and oppression in Roman culture, and the office of king was so thoroughly discredited that even Julius Caesar and Augustus, who effectively ruled as monarchs, were careful never to claim the title.

The story of Tarquin's tyranny and expulsion served as a foundational myth for the Roman Republic. It provided justification for the republican form of government and a warning about the dangers of concentrated power. The Romans of the Republic looked back on the expulsion of Tarquin as the moment when their ancestors had won their liberty, and they celebrated it annually. The oath sworn by Brutus over Lucretia's body became a sacred commitment to resist tyranny at all costs.

The rape of Lucretia and her subsequent suicide had profound cultural significance in Roman society. Lucretia became an exemplar of female virtue, celebrated for choosing death over dishonor. Her story was retold countless times in Roman literature and art, and it continued to inspire works throughout Western history, including Shakespeare's poem "The Rape of Lucrece." The story reinforced Roman ideals of female chastity and the importance of family honor, while also demonstrating how the abuse of power by the ruling class could have revolutionary consequences.

Tarquin's reign also had lasting institutional consequences. The Romans established a series of constitutional safeguards designed to prevent the return of tyranny. The two consuls were elected annually and could veto each other's actions. The office of dictator could be created in times of emergency, but only for a limited period of six months. The tribunes of the plebs were established to protect the common people from the abuses of the aristocracy. These institutions, born from the reaction against Tarquin's tyranny, would shape Roman government for centuries.

Modern historians view Tarquin the Proud with more nuance than the ancient sources, which were written from the perspective of the Republic that overthrew him. While his tyranny is well-attested, his reign also saw genuine achievements in Roman expansion and urban development. The Temple of Jupiter Optimus Maximus, which he began, became the most sacred site in Rome, and the Cloaca Maxima, which he built, served the city for over two millennia. His military campaigns extended Roman territory and established colonies that would become important cities.

The historical Tarquin may have been less purely villainous than the figure portrayed by Livy and other Roman historians, who had political reasons to emphasize the evils of monarchy. However, the core facts of his illegitimate seizure of power, his autocratic rule, and his expulsion by a popular uprising are accepted by virtually all scholars. His story illustrates a fundamental tension in Roman political culture between the desire for strong leadership and the fear of concentrated power, a tension that would recur throughout Roman history, from the struggles of the Republic to the establishment of the Empire under Augustus.

Tarquin the Proud remains one of the most memorable figures of ancient Roman history, not because of his achievements but because of what his tyranny provoked. The Roman Republic, which his abuses helped to create, would go on to conquer the Mediterranean world and shape Western civilization for millennia. In this sense, the last king of Rome, through his very excesses, contributed to the creation of the political system that would define Roman greatness. His story serves as a timeless reminder of the dangers of unchecked power and the price of liberty, themes that continue to resonate in political discourse to this day.

Tarquin the Proud: The Last King of Rome