Chaim Weizmann Zionist activity, and executed in 1939. His fate became known to his wife and children only in 1955. Maria Weizmann was a doctor who was arrested as part of Stalin's fabricated "Doctors' plot" in 1952 and was sentenced to five years' imprisonment in Siberia. She was released following Stalin's death in 1953, and was permitted to emigrate to Israel along with her husband in 1956. Weizmann was married to Vera Khatzmann. The couple had two sons. The younger one, Flight Lieutenant Michael Oser Weizmann (1916–1942), fought in the Royal Air Force during World War II. While serving as a pilot
Chaim Weizmann British Zionist Federation; he worked with Arthur Balfour to obtain the milestone Balfour Declaration; A founder of so-called Synthetic Zionism, Weizmann supported grass-roots colonization efforts as well as high-level diplomatic activity. He was generally associated with the centrist General Zionists and later sided with neither Labour Zionism on the left nor Revisionist Zionism on the right. In 1917, he expressed his view of Zionism in the following words, Weizmann's personality became an issue but Weizmann had an international profile unlike his colleagues or any other British Zionist. He was President of EZF Executive Council. He was also criticized by Harry