Event analysis:1At noon on August 4th, 945, the Japanese Emperor broadcast to the whole country a letter accepting the Potsdam Proclamation and implementing unconditional surrender. /kloc-in August of 0/5, the Japanese government officially announced Japan's unconditional surrender. At 9: 00 am on September 2, the signing ceremony for surrendering to the Allied Forces was held on the USS Missouri, an American battleship moored in Tokyo Bay. On the morning of September 9th, the surrender ceremony of China Theater was held in the auditorium of the former Nanjing Central Military Academy.