The British General, Burgoyne planned to meet Howe in Albany and join forces with Howe's army to isolate New England from the other colonies. Burgoyne led 4,000 British, 3,000 mercenaries, and 1,000 Mowhawk. The Americans Ethan Allen and his Green Mountain Boys attacked Burgoyne at Bennington. Burgoyne didn't realize that Howe wasn't coming to meet him since he was occupied conquering Philadelphia. The American troops finally surrounded Burgoyne at Saratoga,where he surrendered to General Gates.