Baldwin II of Jerusalem the Kingdom of Jerusalem. Thereafter Baldwin participated in the siege of Tripoli, which ended with the capture of the town by the crusaders. The Seljuq sultan instructed Mawdud to unite his troops with the Seljuq ruler of Armenia, Sökmen el-Kutbî, and the Artuqid Ilghazi against the crusaders. They laid siege to Edessa in April 1110. Baldwin sent envoys to Baldwin I of Jerusalem, who was besieging Beirut, urging him to come to his rescue, but the king did not abandon the siege until Beirut fell on 13May. Before departing for Edessa, Baldwin I celebrated Pentecost in Jerusalem. The King persuaded
King of Jerusalem named Guy as "bailli". Raymond contested this, but when Guy fell out of favour with Baldwin the following year, he was re-appointed "bailli" and was given possession of Beirut. Baldwin came to an agreement with Raymond and the Haute Cour to make Baldwin of Montferrat, Sibylla's son by her first marriage, his heir, before Sibylla and Guy. The child was crowned co-king as Baldwin V in 1183 in a ceremony presided by Raymond. It was agreed that, should the boy die during his minority, the regency would pass to "the most rightful heirs" until his kinsmen – the Kings of