May 1 in History
475 BC – Roman consul Publius Valerius Poplicola celebrates a Roman triumph for his victory over Veii and the Sabines.
305 – Diocletian and Maximian retire from the office of Roman emperor.
524 – King …
March 1 in History
509 BC – Publius Valerius Publicola celebrates the first triumph of the Roman Republic after his victory over the deposed king Lucius Tarquinius Superbus at the Battle of Silva Arsia.
86 BC – Lucius…