 This did not compromise his good relations with the Duke, although the latter could have felt threatened by the fortresses of Liverdun, Amance and Mousson.Through his mother, Henry was a first cousin of Philip II of France and was present at his coronation on 1 November 1179 at Reims by their uncle William White Hands, Cardinal Archbishop of Reims.After the fall of Jerusalem in 1187, Henry joined the Third Crusade.