Chaim Weizmann that the issuance of the Balfour Declaration was the greatest single achievement of the pre-1948 Zionists. He believed that the Balfour Declaration and the legislation that followed it, such as the (3 June 1922) Churchill White Paper and the League of Nations Mandate for Palestine all represented an astonishing accomplishment for the Zionist movement. On 3 January 1919, Weizmann met Hashemite Prince Faisal to sign the Faisal-Weizmann Agreement attempting to establish the legitimate existence of the state of Israel. At the end of the month, the Paris Peace Conference decided that the Arab provinces of the Ottoman Empire should be
Chaim Weizmann had suggested to the Americans. In May 1944, the British detained Joel Brand, a Jewish activist from Budapest, who wanted to evacuate 1 million Jews from Hungary on 10,000 trucks, with tea, coffee, cocoa, and soap. In July 1944, Weizmann pleaded on Brand's behalf but to no avail. Rezső Kasztner took over the direct negotiations with Eichmann to release migrants, but they came to nothing. Weizmann also promoted a plan to bomb the Death Camps, but the British claimed that this was too risky, dangerous and unfeasible, due to technical difficulties. On 20 September 1945, Weizmann presented the first official