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Letter to start designing
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Day created
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Chain reaction
Fermi was able to create the first sustained artificial nuclear chain reaction. -
Quebec Agreement
Signing the Quebec Agreement the British nation agreed to collaborate on atomic matters. -
Little boy vs. Hiroshima
Ready to be dropped. -
When dropped
The bomb was dropped, which was followed by a forceful flash, a wave of heat, a stupendous shock wave, and a mushroom cloud that extended 40,000 feet into the atmosphere.