Original: Events By place Rome Consuls : Gaius Julius Caesar , Marcus Antonius March 15 ( Roman Calendar ) -- ( the Ides of March ) -- Julius Caesar , dictator of Rome , is assassinated by a group of Roman senators , amongst them Gaius Cassius Longinus , Marcus Junius Brutus , and Caesar 's Massilian naval commander , Decimus Brutus .
Simplified: Events Consuls : Gaius Julius Caesar , Marcus Antonius March 15 Julius Caesar , dictator of Rome , is assassinated by a group of Roman senators .