<span>The answer is Brutus. </span><span>The assassination of Julius Caesar was led by </span>Gaius Cassius Longinus<span>, Decimus Junius </span>Brutus<span>, and </span>Marcus Junius Brutus.<span> They stabbed Julius Caesar to death in a location adjacent to the Theatre of Pompey on the Ides of March (March 15), 44 BC.</span>