On March 15, 44 BC, Julius Caesar, appointed dictator for life, was assassinated by senators led by Marcus Brutus and Gaius Cassius. Caesar’s dictatorship, his military conquests, populist reforms and unprecedented power seemed like the style of monarchy the Republic was meant to guard against. The conspirators against Caesar justified the killing as a constitutional defense against tyranny. Yet, their motives were questionable, and the outcome of the assassinate simply led to more tyranny. So was the assassination of Julius Caesar justified?