Baldwin I of Jerusalem marriage was never annulled. Baldwin's third wife, Adelaide, was the wealthy widow of Roger I of Sicily. Her first husband died in 1102 and she acted as regent for their minor sons until the end of 1111. She was more than forty, when Baldwin asked her to marry in 1112. According to William of Tyre, he wanted to marry her because he had learnt of her wealth. Baldwin even agreed to make her son, Roger II of Sicily, his heir in Jerusalem. She landed at Palestine in August 1113, accompanied by hundreds of soldiers and bringing her rich dowry. The
Baldwin I of Jerusalem his adoptive father, but he did nothing when the rioters broke into the citadel on 9March. Thoros and his wife were captured and murdered. On the following day, the townspeople acknowledged Baldwin as their ruler (or "doux"). He assumed the title of count and established the first crusader state. The Seljuqs had captured Edessa from the Byzantines in 1087, but Alexios I Komnenos did not demand that Baldwin hand over the town. MacEvitt argues that the local population did not regard Baldwin's ascension as "a change in regime, but the replacement of one strongman with vague Byzantine ties with another