what are the ides of march?
Ides of March. The Ides of March is a day that was on the Roman calendar and is most prominently known for being the day that Julius Caesar was assassinated â an event which many see as a turning point for the Roman Empire. However, it is also a day that has gained notoriety for being a day in which bad things happen. On the Gregorian calendar, this day falls on March 15th. History of The Ides of March. The Ides Of March refers to how the Romans kept track of the days in a month, which is quite different from how we do it. While we count the days sequentially from the first day all the way to the last day, the Romans used a different system.