400
Name 10 present-day countries did Japan colonize leading up to WWII?
China, North Korea, South Korea, Taiwan, Russia, Palau, Philippines, Vietnam, Cambodia, Laos, Thailand, Malaysia, Indonesia, Singapore, Myanmar, East Timor, New Guinea, Guam, Manchuria, Marshall Islands, Nauru, Wake Islands, Federated States of Micronesia, Attu & Kiska Islands, Kiribati, South Pacific Mandate, Northern Mariana Islands