Example image of eyePlorer eyePlorer map for 'Operation Downfall': Allies of World War II Japan World War II Atomic bombings of Hiroshima and Nagasaki Hiroshima Nagasaki Soviet Union Surrender of Japan Battle of Okinawa Kyūshū Okinawa Island Honshū Kantō region Tokyo Geography of Japan Chester W. Nimitz Douglas MacArthur Ernest King Fleet Admiral (United States) General of the Army (United States) George Marshall Henry H. Arnold Joint Chiefs of Staff United States Army Air Forces William D. Leahy Manhattan Project Nuclear weapon Commander-in-chief European Theatre of World War II Pacific War Pacific Ocean Areas (command) South West Pacific theatre of World War II Interservice rivalry Quebec Conference, 1943 Combined Chiefs of Staff Victory in Europe Day Blockade United States Navy Korea Shanghai United States Army Tokyo Bay 1945 November 1 Aircraft carrier Battleship Destroyer Deception Operation Pastel Taiwan