Pridi Banomyong (1900-83) was one of the greatest figures in twentieth-century Thailand. At the age of just twenty-seven, he started the movement which led to the 1932 revolution against Thailand's absolute monarchy. Through the 1930s, he introduced a wide range of reforms in law, local administration, economic policy, and foreign affairs. During the Second World War, he formed the Seri Thai resistance movement against the Japanese occupation. After the war, he served briefly as prime minister and became deeply involved in the politics of the Asian region during decolonization. From 1947...