 However, the Young King became sick in late May, and died on 11 June 1183.On his deathbed, the Young King asked Marshal to fulfill the vow the Young King had made in 1182 to take up the cross and undertake a crusade to the Holy Land, and after receiving Henry II's blessing Marshal left for Jerusalem in late 1183.Nothing is known of his activities during the two years he was gone, except that he fulfilled the Young King's vow, and secretly committed to joining the Knights Templar on his deathbed.