Editing 1225 (section)

==== Europe ====
* [[July 25]] &ndash; Emperor [[Frederick II, Holy Roman Emperor|Frederick II]] takes an oath at [[Sixth Crusade#The Agreement of San Germano|San Germano]] (near [[Cassino]]) and promises to depart on a Crusade (the [[Sixth Crusade]]), for the [[Near East]] in August [[1227]]. He sends 1000 knights to the [[Levant]] and provides [[Rome]] with 100,000 ounces of gold, to be forfeited to the [[Catholic Church]] should he break his vow. These funds will be returned to Frederick once he arrives at [[Acre, Israel|Acre]].<ref>[[Steven Runciman]] (1952). ''A History of The Crusades. Vol III: The Kingdom of Acre'', p. 149. {{ISBN|978-0-241-29877-0}}.</ref>
* [[November 9]] &ndash; Frederick II marries the 14-year-old Queen [[Isabella II of Jerusalem|Yolande]], heiress to the kingdom of [[Kingdom of Jerusalem|Jerusalem]], and adds the [[Crusader states|Crusader States]] to his dominions.<ref>Steven Runciman (1952). ''A History of The Crusades. Vol III: The Kingdom of Acre'', p. 147. {{ISBN|978-0-241-29877-0}}.</ref>
* [[November 29]] &ndash; The 12-year-old [[Henry (VII) of Germany|Henry VII]], by order of his father Frederick II, marries [[Margaret of Austria, Queen of Bohemia|Margaret of Austria]], daughter of Duke [[Leopold VI, Duke of Austria|Leopold VI]] ('''the Glorious''').
* The [[Teutonic Order|Teutonic Knights]] are expelled from [[Transylvania]] by King [[Andrew II of Hungary|Andrew II]], because they wanted to separate from [[Kingdom of Hungary|Hungary]].