French general. As a staff officer in World War I he helped to plan the successful Battle of the Marne (1914) and served with distinction through the war. In World War II as commander-in-chief of the Allied forces, he was unprepared for the German thrust through the Ardennes which resulted in disaster for his forces. In mid-May 1940 Gamelin was replaced by General Weygand.
Subjects: Second World War.