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The atomic bomb was a part of China's "Two Bombs, One Satellite" program. It had a yield of 22 kilotons, comparable to the Soviet Union's first nuclear bomb RDS-1 in 1949 and the American Fat Man bomb dropped on Nagasaki, Japan in 1945. [4] With the test, China became the fifth nuclear power in the world.
The atomic bomb explosion generated a windstorm several kilometers wide that carried ash, dust, and debris over the mountain ranges surrounding Nagasaki. Approximately 20 minutes after the bombing, a black rain with the consistency of mud or oil came down carrying radioactive material for one to two hours before turning clear. [227]
At 0530, 16 July 1945, in a remote section of the Alamogordo Air Base, New Mexico, the first full scale test was made of the implosion type atomic fission bomb. For the first time in history there was a nuclear explosion. And what an explosion! ... The test was successful beyond the most optimistic expectations of anyone. [150]
Weighing 14 pounds and responsible for 80,000 deaths, the heart of the "Fat Man" atomic bomb was detonated on August 9, 1945, over the Japanese city of Nagasaki. Related: Iconic photos from WWII:
After the war, the Hiroshima Branch reopened. "The Human Shadow of Death" and the Atomic Bomb Dome quickly became landmarks for the bomb's destructive power and the loss of life. [19] [20] To preserve the shadow, in 1959 Sumitomo Bank built a fence surrounding the stone, and in 1967 the stone was covered with tempered glass to prevent its ...
On August 6, 1945, the US dropped an atomic bomb on Hiroshima ... 1945, the US dropped an atomic bomb on Hiroshima -- and newly revealed photos shed light on the preparations for the attack.
On October 16, 1964, China's first atomic bomb was successfully detonated in Lop Nur (code-name "Project 596"), making China the fifth country in the world to possess nuclear weapons. [ 10 ] On October 27, 1966, China's first surface-to-surface missile ( Dongfeng-2 ) carrying nuclear bomb was successfully launched and detonated.
On 9 August 1945, Bockscar, piloted by the 393d Bombardment Squadron's commander, Major Charles W. Sweeney, dropped the "Fat Man" nuclear bomb with a blast yield equivalent to 21 kilotons of TNT over the city of Nagasaki. About 44% of the city was destroyed; 35,000 people were killed and 60,000 injured.