Nuclear Weapons

Nuclear weapons in 1945 and 2020 in comparison

August 6 marks the day the U.S. dropped an atomic bomb named "Little Boy" on the Japanese city of Hiroshima. Three days later, Nagasaki was also the target of an atomic bomb named "Fat Man". These remain the only wartime nuclear attacks in history. How do those two weapons compare to the most powerful warheads in the world today?

Description

This chart shows the estimated yield of nuclear weapons in kilotons, TNT equivalent.

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Nuclear weapons spending of the world's nuclear armed countries 2022
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U.S. budget of nuclear weapons stockpile FY 2021-2027, by funding component
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U.S. nuclear weapons budget request FY 2019-2027
British attitudes on if they should keep their nuclear weapons 2019-2024
Number of nuclear weapons worldwide 1945-2023
Global opinion on Iran and the acquisition of nuclear weapons, 2012

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