 Henry was at Metz in July 1047 when a latent insurrection rose in rebellion.Godfrey was now allied with Baldwin of Flanders, his son (the margrave of Antwerp), Dirk of Holland, and Herman, Count of Hainaut.Henry gathered an army and went north, where he gave Adalbert of Bremen Godfrey's former lands and oversaw the trial by combat of Thietmar, the brother of Bernard II, Duke of Saxony, accused of plotting to kill the king.