The lives of Raymond Aron and Charles de Gaulle intersected at signifi cant moments in twentieth-century history, though they differed on many issues during World War II and over the subsequent decades. Aron, for example, distinguished between the attitude and responsibility of the Vichy government and the French Nazi collaborators in Paris, unlike de Gaulle, who regarded anyone who obeyed Marshal Petain as a traitor. In the postwar period, Aron differed from de Gaulle on a number of issues, including Algeria. But the strongest direct criticism by Aron of de Gaulle's language and policy...