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 non-interventionist position. Weizmann consulted several times with Samuel on the homeland policy during 1915, but H. H. Asquith, then Prime Minister, would be dead set against upsetting the balance of power on the Middle East. Attitudes were changing to "dithyrambic" opposition; but in the Cabinet, to the Samuel Memorandum, it remained implacably opposed with the exception of Lloyd George, an outspoken radical. Edwin Montagu, for example, Samuel's cousin was strenuously opposed. Weizmann did not attend the meeting of Jewry's ruling Conjoint Committee when it met the Zionist leadership on 14 April 1915. Yehiel Tschlenow had travelled from Berlin to speak