"Presidency of Ronald Reagan"@en . . "1911-02-06Z"^^ . . "1989-01-20Z"^^ . . . "1981-01-20Z"^^ . "2004-06-05Z"^^ . . . . . . . . . . "The United States presidency of Ronald Reagan, also known as the Reagan administration, was a Republican administration headed by Ronald Reagan from January 20, 1981, to January 20, 1989.Reagan's presidency was termed the \"Reagan Revolution\", in recognition of the political realignment in the U.S. in favor of conservative domestic and foreign policies."@en . "40thPresident of the United States" . . . .