The Ides of March was a time period in Rome in which the Romans settled their debts. The Ides of March started on March 15. Caesar was killed during the Ides of March by some of his most trusted advisors and friends.
Caesar: The ides of March are come.
Soothsayer: Aye, Caesar, but not gone.
—Julius Caesar, Act III, Scene 1
Julius Caesar was assassinated during the Ides of March.
Shakespeare made this a famous subject in England with his play Julius Caesar.
Most people remember the Ides of March, because of the phrase, "Beware the Ides of March."
21