It showed that the League of Nations did not have the power to stop countries from unlawful attacks. It gave Hitler and Musslini the confidince to attack anywhere they wanted without and consequence. The Great Powers of the League were unwilling use force against Japan, because of the self interest of a Great power (Britain) in Japans actions. ... This weakened the League, as the League could not take any action against Japan since a Great Power of the League secretly supported its actions.
Answer: The Japanese invasion of Manchuria began on 18 September 1931, when the Kwantung Army of the Empire of Japan invaded Manchuria immediately following the Mukden Incident. At war’s end in February of 1932, the Japanese established the puppet state of Manchukuo. Their occupation lasted until the success of the Soviet Union and Mongolia with the Manchurian Strategic Offensive Operation in mid-August of 1945.
