"General Washington and his troops had been defeated in September, driven from Brooklyn to Manhattan, from Manhattan to New York City, around the Palisades, across New Jersey. They declined from 30,000 troops in September to 2500 Effectives on Christmas Day. Of the 2500, one-third did not have boots. They were wearing burlap bags wrapped around their feet, as they marched; they left a trail of blood. General Washington knew that if he didn't win a victory soon, the entire army would disappear. And so he had to do something desperate. He proposed to cross an icy river, at night, in...