Chapter X: Section IX: The Crusades 510-544

274. Origen, Exhortation to martyrdom, 235 510
275. Origen, Commentary on Numbers 511
276. Leo IV (847-855); indulgences for fighting the heathen 511
277. John II; indulgences for fighting the heathen, 878 512
278. Gregory VII calls for a crusade, 1074 512
279. Speech of Urban II at the council of Clermont, 1095.
Fulcher of Chartres 513
280. Speech of Urban II. Robert the Monk 518
281. Truce of God and indulgences proclaimed at the
council of Clermont 521
282. Ekkehard of Aura, Hierosolimita; the first crusade 522
283. Anonymi Gesta Francorum, 1097-99 523
284. Eugene III announces a crusade, 1145 526
285. Otto of St. Blasien; the third crusade, 1189-90 529
286. Innocent III forbids the Venetians to traffic with
the Mohammedans, 1198 535
287. Innocent III takes the king of the Danes under
his protection, 1210 537
288. Innocent III announces a crusade, 1215 537