 They were met by two enemy regiments, and after bloody encounter, forced their way through, re-entering the town through the breach and taking the besiegers from the rear.The Williamites were thrown into confusion and Boisseleau seized the moment to throw in his whole force.The Irish drove the besiegers back through the breach, over the counterscarp, back to their trenches, then back to their camp, for a complete victory after a battle of four hours.