What Happened in 642 AD
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- Aug 5 Battle of Maserfield - Penda of Mercia defeats and kills Oswald of Bernicia
- Sep 17 Arab forces under Amr ibn al-'As conquer Alexandria
- Oct 12 John IV ends his reign as Catholic Pope
- Nov 24 Theodore I begins his reign as Catholic Pope
- Feb 28 Oswald, English King of Northumbria and saint, dies in the Battle of Maserfield at about 38 [date disputed]
- Oct 12 Pope John IV, Dalmatian born Pope (640-42), dies
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List of Years
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V