Claim: Julius Caesar held office in 44 BCE.

The assassination of Julius Caesar was the result of a conspiracy by many Roman senators . Led by Gaius Cassius Longinus , Decimus Junius Brutus , and Marcus Junius Brutus , they stabbed Julius Caesar to death in a location adjacent to the Theatre of Pompey on the Ides of March -LRB- March 15 -RRB- , 44 BC . Caesar was the dictator of the Roman Republic at the time , having recently been declared dictator perpetuo by the Senate . This declaration made several senators fear that Caesar wanted to overthrow the Senate in favor of tyranny . The conspirators were unable to restore the Roman Republic . The ramifications of the assassination led to the Liberators ' civil war and , ultimately , to the Principate period of the Roman Empire .