1On August 6th, 945, "Little Boy" was thrown in Hiroshima, Japan.

1On August 9th, 945, Fat Man was thrown in Nagasaki, Japan. 、

The Influence of American Atomic Bomb on Japan during World War II;

The Hiroshima atomic bomb incident refers to the "little boy" who was dropped by the United States in Hiroshima, Japan on August 6, 1945 at the end of World War II.

1in the summer of 945, Japan's defeat was decided, but Japan's crazy resistance in Okinawa and other places led to a large number of allied officers and soldiers casualties. At that time, the U.S. military had formulated the "Crown" action and the "Olympic" action plan for landing in Kyushu and kanto region. In order to protect the lives of allied officers and soldiers, Japan was forced to surrender as soon as possible, so as to restrain the Soviet Union. U.S. President Truman and senior military personnel decided to drop atomic bombs in Japan to speed up the war.

On August 6 and 9, the US military dropped atomic bombs on Hiroshima and Nagasaki, Japan, causing a large number of civilian and military casualties.

On August 15, Japanese Emperor Hirohito issued an imperial edict announcing Japan's unconditional surrender.