Silas Deane was the victim of one of the most vicious character assassination conspiracies ever carried out in the Revolutionary War era. Even after almost two and a half centuries, he remains in the eyes of many modern historians, "worse than Arnold," his boyhood friend. This is very wrong. Because Deane was such a capable individual in his endeavors very early in the war, he became the political target of envious others with quite different abilities and philosophies. Even so, his political strength kept growing and in 1776 Congress appointed him America's first secret agent to secure...