Learning of the Norwegian invasion, King Harold rushed north, gathering forces as he went, and took the Norwegians by surprise, defeating them at the Battle of Stamford Bridge on 25 September. Harald Hardrada and Tostig were killed, and the Norwegians suffered such great losses that only 24 of the original 300 ships were required to carry away the survivors. The English victory came at great cost, as Harold's army was left in a battered and weakened state, and far from the south