Rising Sun is an intelligence handbook for Flames Of War and the fourth book for Early War covering the fighting in the east centered on the Soviet Union along its border in 1939 and 1940. Inside this book you'll find: - History of the Japanese in China and their clash with the Soviet Union on the Mongolian border. - History of the Soviet Union's border expansions and its operations in Manchuria, Poland, and Finland in 1939 and 1940. - History of the Finnish Winter War against the Soviet Union in 1939 and 1940 and their role in the Invasion of the Soviet Union in 1941. - Options to field the Japanese Army with tank, infantry, and cavalry forces. - Options to field the Soviet Red Army in 1939 with heavy tank, light tank, fast tank, motor rifle, infantry, and cavalry forces. - Options to field the Finnish Army during 1939 to 1941 with infantry, fortified, light infantry, and guerilla forces. - Terrain guides. - Winter War weather rules. - Inspirational color photos.