Julius Caesar was assassinated.
The Battle of Forum Gallorum took place to besiege Julius Caesar's assassin, Decimus Junius Brutus.
Claudius became the Roman Emperor.
Jesus Christ's Last Supper was held.
Gaius Julius Caesar Octavian became the first Roman Emperor.
A solar eclipse occurred, which is said to have marked the birth of the Greek legend Hercules.
The Mayan calendar started being used.
God created the world, at least according to Archbishop James Ussher of Armagh.