Max Theiler working on yellow fever. In 1926, they disproved Hideyo Noguchi's hypothesis that yellow fever was caused by the bacterium "Leptospira icteroides." In 1928, the year after the disease was identified conclusively as a virus, they showed that the African and South American viruses are immunologically identical. (This followed Adrian Stokes' inducing yellow fever in rhesus macaques from India). In the course of this research, Theiler contracted yellow fever, but survived and developed immunity. In 1930, Theiler moved to the Rockefeller Foundation in New York, where he later became director of the Virus Laboratory. He was professor of epidemiology and public
Nobel Prize controversies community". Criticism for this award was due to the fact that the Soviet President destabilised the Eastern bloc and caused the economic collapse and fall of the Soviet Union. The 1989 prize went to the 14th Dalai Lama. The committee's selection was opposed by the Chinese government, which opposes the Dalai Lama's activities regarding Tibet. Additionally, the Nobel Prize Committee cited their intention to put pressure on China, due to the Tiananmen Square Massacre which happened in June 1989. The 1978 prize went to Anwar Sadat, the President of Egypt during the 1973 Yom Kippur War against Israel, and Menachem