Tsutomu Yamaguchi, survivor of the Hiroshima and Nagasaki atomic bombings

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Tsutomu Yamaguchi, a 29-year-old Mitsubishi engineer, became the only person officially recognized by Japanese authorities as a survivor of both the Hiroshima and Nagasaki atomic bombings in August 1945. After surviving the August 6 blast in Hiroshima, he traveled to his home in Nagasaki, where he was present for the August 9 detonation of the 'Fat Man' plutonium bomb. While dozens of others were exposed to radiation in both cities, Yamaguchi was uniquely positioned within close proximity to both explosions. Following the war, he dedicated his later life to advocating against the dangers of nuclear weapons at the United Nations.

Consequences

Yamaguchi's survival and subsequent testimony provided a human perspective on the effects of nuclear warfare, highlighting the immense civilian toll of approximately 200,000 deaths from the two attacks. His public advocacy contributed to international discourse regarding the existential risks posed by nuclear proliferation.

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