Constitutional Mandates—Overview of Executive, Legislative, and Judicial Roles 213
determine how foreign governments and political organizations inuenced
the Vietnam antiwar movement. In addition to spying on foreign citizens,
the program collected information about U.S. citizens.
On June 19, 1972, two days aer the Watergate break-in, the Supreme
Court addressed the President’s unlimited authority to conduct surveil-
lance related to national security in United States v. U.S. District Court (Keith)
(Bazan & Else, 2006). e Court restricted the President’s ability to wiretap
domestic persons in relation to national security, stating:
…we conclude that the Government’s concerns do not justify departure in
this case from the customary Fourth A ...