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Tuesday, November 1, 2022

The United States conducted its first Hydrogen bomb test in November 1952 at Eniwetok Atoll in the Pacific. At its peak the H-Bomb cloud rose to a height of about 25 miles. | Photo Credit: INP On January 31, 1950, U.S. President Harry S. Truman announced his controversial decision to pursue the research and production of thermonuclear weapons. By the late 1970’s, seven nations constructed hydrogen bombs that are 1000 times more powerful than the atomic bombs dropped on Hiroshima and Nagasaki during World War II.

Operation Ivy: When the U.S. Detonated the First Hydrogen Bomb and Vaporised an Island (video, 1952)