In 1971, in ''New York Times v. U.S.'', the Supreme Court denied President Nixon the power to stop publication of the Pentagon Papers, which was a secret document prepared by the government that had been leaked to the press. It contained an embarrassing study of American involvement in Vietnam. | In 1971, in ''New York Times v. U.S.'', the Supreme Court denied President Nixon the power to stop publication of the Pentagon Papers, which was a secret document prepared by the government that had been leaked to the press. It contained an embarrassing study of American involvement in Vietnam. |