Pope Alexander IV (b. 1185)
Pope Alexander IV (1199 or c. 1185 – 25 May 1261) was head of the Catholic Church and ruler of the Papal States from 12 December 1254 to his death in 1261.
1261May, 25
Pope Alexander IV
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Events on 1261
- 25Jul
Empire of Nicaea
The city of Constantinople is recaptured by Nicaean forces under the command of Alexios Strategopoulos, re-establishing the Byzantine Empire.