Yes, he provided direct liaison with the King of France on logistic needs within the Continental Army and he also served as Washington's Chief of Staff and the Inspector General.
He helped the patriots and spied on Charles Cornwallis (British captain) and found out their plans with the help of a Yorktown spy, James Armistead. Later James Lafayette.
At a time when the average man was only about 5 feet five inches tall, the Marquis de Lafayette is described by various contemporaries as being "tall and broad shouldered" or "tall and long limbed". ...