Cairo, Egypt was the site of a conference in 1943 between the United Kingdom, the United States, and the Soviet Union during World War II. Yalta, Ukraine was the site of a 1945 conference between the United States, the United Kingdom, and the Soviet Union to discuss the reorganization of Europe after the war. RETREAT, Virginia was the site of a 1985 conference between the United States and the Soviet Union to discuss arms control. Tehran, Iran was the site of a 1943 conference between the United Kingdom, the Soviet Union, and Iran to discuss the future of Iran. Potsdam, Germany was the site of a 1945 conference between the United States, the United Kingdom, and the Soviet Union to discuss the post-war reorganization of Europe. AMES, Iowa was the site of a 1979 conference between the United States and China to discuss the normalization of relations between the two countries. EAST Lansing, Michigan was the site of a 1983 conference between the United States and the Soviet Union to discuss arms control.