Between 1096 and 1291, ... Things came to a head in 1204, when the Fourth Crusade sacked and looted Constantinople, making that Greek-speaking city the capital of a shaky "Latin Empire” that endured ...

The Crusades were a series of religious wars fought between 1095 and 1291, ... Pope Urban II started the First Crusade (1096–1102) in order to aid the Christian Byzantine Empire, ...