Charles de Gaulle: A Thorn in the Side of Six American PresidentsIn this definitive history, William R. Keylor traces the tumultuous relationship between Charles de Gaulle and a host of other key twentieth century figures: his former mentor Marshal Philippe Petain, who headed the collaborationist government in the southern French city of Vichy as the German army occupied the northern two thirds of the country; Sir Winston Churchill, the British prime minister whose government supported and financed de Gaulle and