Maria Weizmann an evidence of its importance to the Soviet regime. After Joseph Stalin's death and the admission by the Soviet leadership that the "plot" was made up, she was still kept in Lubyanka prison, and released only on August 12, 1953. Weizmann immigrated to Israel in 1956. She was officially rehabilitated after Perestroika in 1989. Maria Weizmann Maria Weizmann (; born 1893) was a sister of Israeli politician and scientist Chaim Weizmann (the first President of the State of Israel). She graduated from a university in Switzerland and worked as a doctor in Moscow from 1915. Maria Weizman and her husband
Chaim Weizmann in No. 502 Squadron RAF, he was killed when his plane was shot down over the Bay of Biscay in February 1942. His body was never found and he was listed as "missing". His father never fully accepted his death and made a provision in his will, in case he returned. He is one of the British Empire's air force casualties without a known grave commemorated at the Air Forces Memorial at Runnymede in Surrey, England. The elder son, Benjamin (Benjie) Weizmann (1907–1980), settled in Ireland and became a dairy farmer. His nephew Ezer Weizman, the son of his brother