Cornwallis was a British general who fought in the Seven Years War, was elected to the House of Commons in 1760, and lost battles to George Washington on December 26, 1776 and on January 3, 1777. Cornwallis made his mark on history, even though he could never ensure an overall British win over the Americans. He had many individual victories and losses against the Americans in the American Revolution and will always be remembered as a great and powerful general.