Sixth crusade The Sixth Crusade, commonly known as the Crusade of Frederick II, was a military expedition to recapture the city of Jerusalem. It began seven years after the failure of the Fifth Crusade and involved very little actual fighting (1 ene 1228 año – 1 ene 1229 año)
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fecha:
1 ene 1228 año
1 ene 1229 año
~ 12 months