Japan’s imperialism gave it control of

Along it's existance Imperial Japan had occupied the territories of:

Korea, Manchuria, parts of China, Philippines, French Indochina, Thailand, Burma, Taiwan, Malaysia, the Dutch East Indies, Borneo, and an assortance of islands in the Pacific such as Guam, Nauru, Wake Island, Iwojima, and Okinawa.

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.