How did Washington save the nation in costly wars?

George Washington saved the nation during costly wars through his exceptional leadership and military strategy, particularly during the American Revolution. He unified the Continental Army, instilling discipline and resilience among troops despite limited resources. Washington's ability to adapt tactics, such as his surprise attack on the Hessians after crossing the Delaware River, turned the tide in crucial battles. Additionally, his diplomatic efforts helped secure vital foreign support, particularly from France, which was instrumental in achieving American independence.