Chaim Weizmann institute was a global success attracting scientists from all over the Diaspora. In 1949 there were 20 researchers, twenty years later there were 400 and 500 students. The Honourable Chaim Weizmann met with United States President Harry Truman and worked to obtain the support of the United States, they discussed emigration, for the establishment of the State of Israel. The President lived at Rehovot, where he regularly received the Prime Minister David Ben-Gurion into his garden. He was denied any actualisation of the political role he had hoped for by the Left. He had to be consoled with the Weizmann
Chaim Weizmann to Westminster to arrange a meeting with Balfour, who was also on the War Council. He had first met the Conservatives in 1906, but after being moved to tears at 12 Carlton Gardens, on 12 December 1914, Balfour told Weizmann "it is a great cause and I understand it." Weizmann had another meeting in Paris with Baron Edmond Rothschild before a crucial discussion with Chancellor of the Exchequer Lloyd George, on 15 January 1915. Whilst some of the leading members of Britain's Jewish community regarded Weizmann's program with distaste, "The Future of Palestine", also known as the "Samuel Memorandum", was