July 25

The twenty-fifth day of July.

Events

 * 306: Constantine's troops proclaim him Roman Emperor.
 * 325: The First Council of Nicaea concludes by celebrating Roman Emperor Constatine's twenteith anniversary.
 * 1261: The city of Constantinople is recaptured by Nicaean forces under the command of Michael VIII Palaeologus, thus re-establishing the Byzantine Empire.  The Byzantines also succeed in capturing Thessalonica and the rest of the Latin Empire.
 * 1593: Henry IV of France publicly converts from Protestantism to Roman Catholicism.
 * 1968: Pope Paul VI publishes his encylical Humanæ Vitæ, reaffirming the Roman Catholic Church's traditional condemnation of birth control.

Timeline
July 24 | July 25 | July 26