Baldwin I of Jerusalem to Jaffa, although the Egyptian army had blockaded it from the land. He went to Jerusalem to gather new troops and returned to Jaffa with more than 100 horsemen. However, only the arrival of a fleet filled with hundreds of English, French and German pilgrims forced the Egyptians to lift the siege on 27May. Baldwin urged Alexios I Komnenos not to obstruct their journey in a letter. During the siege of Jaffa, Baldwin had sent envoys to Antioch and Edessa, seeking assistance from Tancred and Baldwin II. They arrived only after the Egyptians' withdrawal. Tancred tried to persuade the new
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