Title: Naze Amerika wa Nihon ni 2-hatsu no genbaku o otoshita no ka
Subjects: World War, 1939-1945, Campaigns, Targeting (Nuclear strategy), History, Nuclear warfare, Foreign relations, Military policy, Taiheiyō sensō, Genshi bakudan, United States. Army Air Forces. Composite Group, 509th, United States
Places: Japan, United States
Time periods: 20th century