|The Ides of March was a day in the Roman calendar that corresponds to 15 March. It was marked by several religious observances and was notable for the Romans as a deadline for settling debts. The Ides is the 13th for most months, but the 15th in March, May, July, and October. |
In 44 BC, it became notorious as the date of the assassination of Julius Caesar which made the Ides of March a turning point in Roman history.