Title: 昭和 "外交敗戦"の教訓
Subjects: History, Sino-Japanese War, 1937-1945, World War, 1939-1945, Foreign relations, Nihon-Rekishi, Nihon-Taigai kankei-Rekishi, Nihon-Rekishi-Taishō jidai, Nihon-Rekishi-Shōwa jidai, Nitchū sensō, Taiheiyō sensō
Places: Japan
Time periods: Taishō period, 1912-1926, Shōwa period, 1926-1989, Heisei period, 1989-