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
Baldwin I of Jerusalem Christian (mainly Armenian) peasants should be transferred to the lands west of the Euphrates, because the Seljuq rulers had frequently raided the eastern regions. While the peasants were gathering at a ferry on the river, Mawdud made a sudden raid and massacred most of them. Sigurd I of Norwaythe first king to visit the Kingdom of Jerusalemhad meanwhile landed at Acre. Baldwin made an alliance with him and they laid siege to Sidon in October 1110. An Egyptian fleet routed the Norwegians, but the Doge of Venice, Ordelafo Faliero, and his fleet soon joined the crusaders and the town capitulated