text: He entered politics in 1951 and became a member of parliament (the Soviet of the Union of the Supreme Soviet) in 1974. Following U.S. President Ronald Reagan's speech on SDI in 1983, Basov signed a letter along with other Soviet scientists condemning the initiative, which was published in the New York Times. In 1985 he declared the Soviet Union was capable of matching SDI proposals made by the U.S.