Chaim Weizmann Yechiel, a leading Israeli agronomist, became commander of the Israeli Air Force and also served as President of Israel. Chaim Weizmann is buried beside his wife in the garden of his home at the Weizmann estate, which is located on the grounds of Israel's science research institute named after him. Weizmann was absent from the first Zionist conference, held in 1897 in Basel, Switzerland, because of travel problems, but he attended each one thereafter. Beginning in 1901, he lobbied for the founding of a Jewish institution of higher learning in Palestine. Together with Martin Buber and , he presented a
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