"In the fall of 1780, after five frustrating years of war, George Washington had come to realize that the only way to defeat the British Empire was with the help of the French navy. But as he had learned after two years of trying, coordinating his army's movements with those of a fleet of warships based thousands of miles away was next to impossible. And then, on September 5, 1781, the impossible happened. Recognized today as one of the most important...