Battle of Pharsalus
A decisive battle fought in Thessaly in 48 BCE, where Julius Caesar defeated Pompey’s army during the Roman civil war.
Battle of Pharsalus order of battle: The deployment of Caesar’s and Pompey’s forces at Pharsalus, including their infantry, cavalry, and reserves. The formations explain how Caesar’s smaller army countered Pompey’s cavalry advantage.
Caesar’s Civil War: A Roman conflict from 49 to 45 BCE between Julius Caesar and forces loyal to the Senate and Pompey. Pharsalus was the war’s decisive confrontation between Caesar and Pompey.
Julius Caesar: A Roman general and political leader whose victories and reforms transformed the Roman Republic. Pharsalus secured Caesar’s military ascendancy over Pompey and his allies.
Commentarii de Bello Civili: Julius Caesar’s account of the civil war, written in the form of a Roman military commentary. Caesar’s narrative presents his campaign and victory at Pharsalus from his own perspective.
Caesar’s fourth line at Pharsalus: A reserve line of Roman infantry Caesar positioned to confront Pompey’s cavalry at Pharsalus. Its concealed deployment helped blunt the cavalry charge and turn the battle.
Crossing the Rubicon: Julius Caesar’s crossing of the Rubicon River in 49 BCE with his army, beginning open war against the Senate. The crossing began the conflict that eventually brought Caesar and Pompey to Thessaly.
Pompey’s assassination: The killing of Pompey in Egypt in 48 BCE after he fled there following his defeat at Pharsalus. The battle drove Pompey toward Egypt, where Ptolemaic officials had him killed.
Plutarch’s Life of Caesar: A biographical account of Julius Caesar by the Greek writer Plutarch, composed in the early Roman Empire. Plutarch recounts the battle within a moral and biographical portrait of Caesar.
Roman legion: The principal military unit of ancient Rome, composed mainly of heavily armed citizen soldiers. Legionary discipline and close-order fighting shaped the battle’s infantry action.
First Triumvirate: An informal political alliance among Julius Caesar, Pompey, and Crassus, formed in 60 BCE. Its collapse left Caesar and Pompey competing for power without their former partnership.