July 21- History, Events, Births, Deaths Holidays and Observances On This Day

July 21 in History 356 BC – The Temple of Artemis in Ephesus, one of the Seven Wonders of the World, is destroyed by arson. 230 – Pope Pontian succeeds Urban I as the eighteenth pope. 285 – Diocletian appoints Maximian as Caesar and co-ruler. 365 – The 365 Crete earthquake affects the Greek island of Crete with a maximum Mercalli intensity…