- Pope Urban II calls Council of Clermont: 1095
- Mission to conquer Jerusalem from Muslim rule
- Casualties: 1 - 3 million
- First Crusade: 1096-1099
- Siege of Jerusalem: 1099
- Second Crusade: 1147-1150
- Third Crusade: 1189-1192
- Fourth Crusade: 1202-1204
- Fifth Crusade: 1217-1221
- Sixth Crusade: 1227-1229
- Baron's Crusade: 1239-1241
- Seventh Crusade: 1248-1254
- Eighth Crusade: 1270
- Lord Edward's Crusade: 1271-1272
- Fall of Outremer: 1272-1302
- Siege of Acre: 1291
Sources