sentences:  Both in 1716 and 1718 he joined the campaign of Charles XII of Sweden against Norway, and was appointed Swedish Generalissimus.He married his second wife, Princess Ulrika Eleonora of Sweden, in 1715.He was then granted the title Prince of Sweden, with the style "Royal Highness" by the estates, and was prince consort there during Ulrika Eleonora's rule as queen regnant from 1718 until her abdication in 1720.