What Happened in 440 AD
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- Aug 18 St Sixtus III ends his reign as Catholic Pope
- Sep 29 Pope Leo I the Great, installed
- Feb 17 St. Mesrop Mashtots, Armenian monk, theologian and linguist known for inventing the Armenian alphabet in c. 405 AD, dies (b. 361/362)
- Aug 18 Sixtus III, Italian Pope (432-40), dies
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List of Years
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V