This is an insight into the most feared army of World War II. The Japanese Imperial Army grew from 1.5 million men in 1939 to 5.5 million men by the end of the

Stalin's Red Army entered World War II as a relatively untried fighting force. In 1941, with the launch of Operation Barbarossa, it joined battle with Hitler's

Stalin’s Red Army entered World War II as a relatively untried fighting force. In 1941, with the launch of Operation Barbarossa, it joined battle with Hitler�