Weizmann Institute of Science 1934 by Chaim Weizmann and his first team, among them Benjamin M. Bloch, as the Daniel Sieff Research Institute. Weizmann had offered the post of director to Nobel Prize laureate Fritz Haber, but took over the directorship himself after Haber's death en route to Palestine. Before he became President of the State of Israel in February 1949, Weizmann pursued his research in organic chemistry at its laboratories. The institute was renamed the Weizmann Institute of Science in his honor on November 2, 1949, in agreement with the Sieff family. WEIZAC, one of the world’s first electronic computers was locally built
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