In his last years Philip left the duty of repelling the attacks of his Norman and other enemies to his son Louis, associating him with himself, as "king-designate," some time between the 24th of May 1098 and the 25th of September 110o.
Sparta had despatched an army in 490 to aid Athens in repelling the armament sent against it by Darius under the command of Datis and Artaphernes: but it arrived after the battle of Marathon had been fought and the issue of the conflict decided.
He was successful in repelling the Egyptian attack at the battle of Ascalon (August 1099); but he failed, owing to Raymund's obstinacy and greed, to acquire the town of Ascalon after the battle.
Edward the Elder spent twenty-five laborious years first in repelling and repaying Danish raids, then in setting to work to subdue the raiders.
The Cape peninsula is fortified with a view to repelling attacks from the sea.