Why and when were the Crusades?
Christianity originated in the Byzantine Empire in XII century as an Oriental Orthodox Catholic religion that went in the XII-XV centuries through the subsequent splits, mutations into the competing Orthodox, Catholic, Western, Eastern, and Oriental Christianity, Mithraism, Judaism, Buddism, and Islam.
Crusades of 1189-1192 AD and 1199-1204 AD to Jerusalem-Constantinople were military operations under the...
Related Subjects
History