If Charles Theveneau de Morande was a character in a novel, he would be considered the ultimate anti-hero. Morande's historical significance far transcends his success as a blackmailer and scandalous pamphleteer. Having extorted the French monarchy he turned coat and during the War of American Independence and throughout the 1780s was France's leading political spy in London. In addition, he was a highly successful police agent among his fellow exiles and one of the most influential journalists of his time. His enemies or victims - who invariably suffered intense damage to their...