After the defeat in Germany, allies turned their attention to crushing Japan. On August 6, 1945, at 8:16 AM, Enola Gay completed his mission and placed a 9000 pound "Little Boy" in Hiroshima. 78,000 people died soon and more people died within five years. A total of 250,000 Hiroshima citizens were killed. Three days later, another bomb "Fatty" landed in Nagasaki, killing 40,000 people. The bombing case of Hiroshima and Nagasaki is the fastest way to end the war with the fewest number of victims.
The moral, legal and military controversy over the atomic bombings of Hiroshima and Nagasaki at the end of World War II (1939 - 45), on August 6 and August 9, 1945, It caused a controversy over the atomic bomb. The Soviet Union declared war to Japan one hour before August 9, invaded Manchuria one minute after midnight, Japan surrendered on August 15th. On July 26, 1945, US President Harry Truman, Prime Minister Winston Churchill and President Chiang Kai-shek of the People's Republic of Korea announced the "Potsdam Declaration". And that outlined the conditions for the Japanese empire to surrender. At the Potsdam meeting. This final summary shows that if Japan does not surrender, it will face "quick and complete destruction". There are people who are concerned about President's decision making process and concern whether the explosion is the direct cause of Japan's surrender.
After the atomic bombing in Hiroshima and Nagasaki and the announcement of the Soviet war, the Japanese empire ignored the Potsdam Declaration and ended World War II and ended. Emperor Hirohito announced that line Ha Bao surrendered to the Japanese, on the state radio broadcast on August 15th. After the war, occupied the Japanese era under the occupation, mainly the US Army Douglas MacArthur led to amend the Japanese constitution and Japan's militarization. With economic and political aid, the Allied occupation continued until the 1950s. The Allied Command Headquarters abolished the Meiji Constitution, ordered Japan to enforce the constitution of Japan, then renamed the empire to Japan on May 3, 1947. Japan employs a parliamentary political system, but the emperor has changed to a symbolic position.