A CONTINENT ERUPTS: Decolonization, Civil War, and Massacre in Postwar Asia, 1945-1955, by Ronald H. Spector Early on the morning of Sept. 2, 1945, Gen. Douglas MacArthur boarded the battleship U.S.S. Missouri to preside over the ceremony marking the Japanese surrender in World War II. Among the representatives of the nine Allied nations was a group of defeated colonial officials. Lt. Gen. Arthur Percival, who had surrendered Malaya to the Japanese, was there. So was General Philippe Leclerc, “a hero of the European war, who had been recently dispatched to…