18 March
Frederick II wears the imperial crown in the Church of the Holy Sepulchre;
April
Frederick II lays siege to Templar headquarters in Acre;
1 May
Frederick II departs Acre, never to return; Balian de Sidon and Werner von Egesheim named baillies in his absence;
May
Frederick II leaves Henry de Lusignan on Cyprus; sells his bailliage to five local barons; Henry married by proxy to Alix de Montferrat; baillies begin a reign of terror against Ibelins and their allies;
June
Ibelins and supporters land at Gastria, calling for the restoration of their expropriated lands, due process and an end to intimidation of their families;
14 July
Battle of Nicosia; Ibelin victory; baillies take refuge in mountain castles, which are besieged by the Ibelins; King Henry held captive by the baillies at St Hilarion.
1230
April
Baillies at St Hilarion surrender on the condition of a full pardon.
1231
Summer
John de Brienne, former king of Jerusalem becomes emperor of Constantinople;
Autumn
Frederick II appoints imperial marshal Riccardo Filangieri his baillie in Jerusalem;
Filangieri brings a powerful fleet and armed force to Outremer; denied landing at Cyprus;
Seizes city of Beirut and besieges citadel; presents credentials in Acre, but is met with skepticism;
Filangieri establishes his base in Tyre;
Commune of Acre formed to resist imperial breaches of the constitution.
1232
