You are hereHomeBARMarch/April 2012 Page Numbers Yes No Biblical Archaeology Review 38:2, March/April 2012 Strata: In History 015 March 18, 1229 A.D. Holy Roman Emperor Frederick II, patron of science and the arts, polyglot and proponent of the Fifth and Sixth Crusades, declares himself King of Jerusalem after marrying (by proxy) the heiress to the Latin Kingdom of Jerusalem. Join the BAS Library! Already a library member? Log in here. Institution user? Log in with your IP address.