Sigurd Jorsalfar, also known as Sigurd the Crusader, was a king of Norway who reigned from 1103 to 1130. He is best known for leading a military expedition to the Holy Land during the First Crusade. His journey aimed to support the Christian cause and establish alliances with other Christian leaders. During his time in the Holy Land, Sigurd captured several key locations, including the city of Jaffa. His efforts contributed to the Christian presence in the region, and he is remembered as a significant figure in both Norwegian and Crusader history. Sigurd's legacy includes his promotion of Christianity in Norway.