Setsuko Thurlow knows what nuclear war looks like.

She was a 13-year-old schoolgirl when an atomic bomb was dropped on her home city of Hiroshima, Japan. Most of the places she knew were destroyed in an instant. Narrowly escaping death herself, Setsuko became a witness to the aftermath of atomic warfare, and the things she saw that day would compel her to spend her life fighting for nuclear disarmament.

Archive was from British Pathé

Presenter: Jo FidgenProducer: Jo Impey and Harry GrahamEditor: Laura Thomas

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