Fulcher of Chartres travelled through Asia Minor to Marash, shortly before the army's arrival at Antioch in 1097, where he was appointed chaplain to Baldwin of Boulogne. He followed his new lord after Baldwin split off from the main army, to Edessa, where Baldwin founded the county of Edessa. After the conquest of Jerusalem in 1099 Fulcher and Baldwin travelled to the city to complete their vow of pilgrimage. When Baldwin became king of Jerusalem in 1100, Fulcher came with him to Jerusalem and continued to act as his chaplain until Baldwin died in 1118. At that time, Fulcher may have been serving
Baldwin I, Latin Emperor of this land. After Philip II of France took Baldwin's brother, Philippe of Namur, prisoner, Baldwin was forced to agree to a truce to ensure his safety. The Treaty of Péronne was signed in January 1200 on the condition that Baldwin receive the territories he had won during the war. Baldwin was made the vassal of Philip II, and the king returned portions of Artois to Baldwin. In this fight against the French king, Baldwin allied with others who had quarrels with Philip, including kings Richard I and John of England, and the German King Otto IV. A month after