This video is really good to watch if you are studying about American Revolution.
The Marquis de La Fayette, strongly sympathetic to the American cause, arrives in Philadelphia seeking a commission from the Continental Congress. He assures the Congress and General Washington that his motivation is fighting for liberty, not glory. La Fayette is given a commission and joins Washington and the Americans in the field of battle.
Click this link for The American Revolution Timeline: http://www.timetoast.com/timelines/the-american-revolution-timeline--24