Biography · Biography & Culture
Martin Sostre
1923–2015
United States
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Martin Ramirez Sostre (March 20, 1923 – August 12, 2015) was an American activist known for his role in the prisoners' rights movement. He was recognized as a prisoner of conscience by Amnesty International.
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Biography text · CC BY-SA 4.0 · Source checked 2026-10-13