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
Faisal I of Iraq following year. On 4 January 1919, Emir Faisal and Dr. Chaim Weizmann, President of the Zionist Organization, signed the Faisal–Weizmann Agreement for Arab-Jewish Cooperation, in which Faisal conditionally accepted the Balfour Declaration, a personal declaration by British politician, Lord Balfour, promising British support to the development of a Jewish homeland in Palestine. Once Arab states were granted autonomy from the European powers, years after the Faisal-Weizmann Agreement, and these new Arab nations were recognized by the Europeans and the U.N., Weizmann argued that since the fulfillment was kept eventually, the agreement for a Jewish homeland in Palestine still held. In