What Happened in 904 AD
- F 1
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- M 11
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- Jan 29 Sergius III comes out of retirement to take over the papacy from the deposed antipope Christopher
- Jul 29 Byzantium city Thessalonica is sacked by Saracen pirates led by renegade Leo of Tripoli
- F 1
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- S 3
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List of Years
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V