King of Jerusalem King of Jerusalem The King of Jerusalem was the supreme ruler of the Kingdom of Jerusalem, the Crusader state founded by Christian princes in 1099 when the First Crusade took the city. Godfrey of Bouillon, the first ruler of the Kingdom of Jerusalem, himself refused the title of king, and instead chose the title "Defender of the Holy Sepulchre". Thus, the title of king was only introduced for his successor, King Baldwin I in 1100. The city of Jerusalem was lost in 1187, but the Kingdom of Jerusalem survived, moving its capital to Acre in 1191. The city of Jerusalem
Baldwin I, Margrave of Flanders support the emperor's son, Louis the Stammerer. During his life, Baldwin expanded his territory into one of the major principalities of Western Francia. He died in 879 and was buried in the Abbey of St-Bertin, near Saint-Omer. Baldwin was succeeded by his and Judith's son, Baldwin II (c. 866 – 918). The couple's first son, Charles, named after his maternal grandfather, died at a young age. His third son Raoul ("Rodulf") (c. 869 – murdered 896) became Count of Cambrai around 888, but he and his brother joined king Zwentibold of Lotharingia in 895. In 896, they attacked Vermandois and