Watergate refers to a political scandal in the United States that began with the burglary of the Democratic National Committee headquarters at the Watergate complex in Washington, D.C., on 17 June 1972, and expanded to encompass a wide range of covert and illegal activities conducted by members of the administration of President Richard M. Nixon, including political espionage, sabotage, illegal wiretapping, campaign finance violations, and obstruction of justice. The scandal culminated in Nixon's resignation on 9 August 1974 - the only resignation of a sitting U.S. president - and the criminal conviction of numerous administration officials. The term “Watergate” is used both narrowly to refer to the break-in and its immediate cover-up, and broadly to describe the full constellation of abuses associated with the Nixon administration during this period.
The Watergate break-in was carried out by operatives connected to the Committee to Re-Elect the President (CRP, sometimes rendered as CREEP). The burglars were apprehended while attempting to photograph documents and plant listening devices. Investigations by the FBI, the Senate Watergate Committee, the House Judiciary Committee, and a special prosecutor's office established that senior White House officials, including Nixon himself, were involved in efforts to obstruct the FBI's investigation. The existence of a White House taping system was revealed during Senate hearings in 1973; the contents of those tapes, including an 18.5-minute gap of disputed origin, became central evidence. Nixon's firing of special prosecutor Archibald Cox on 20 October 1973, in what became known as the Saturday Night Massacre, accelerated the constitutional crisis. The House Judiciary Committee approved articles of impeachment in July 1974; Nixon resigned before a full House vote.
A total of 69 individuals were indicted and 48 were convicted in connection with Watergate-related offenses. Nixon received a presidential pardon from his successor, Gerald Ford, on 8 September 1974.
Congressional and judicial investigations documented activities beyond the break-in itself, including the operations of a White House “plumbers” unit formed to stop intelligence leaks, illegal domestic surveillance, the use of government agencies for political purposes, and a slush fund of campaign contributions used to finance covert operations. The Senate Watergate Committee's final report and the work of the House Judiciary Committee provided the primary documentary record of these activities. The scandal's breadth prompted significant legislative responses, including the Ethics in Government Act of 1978, reforms to campaign finance law, and strengthened inspector general structures across the federal government.
There is broad historical and legal consensus on the basic factual record: that crimes were committed, that senior officials including the president participated in obstruction of justice, and that Nixon's resignation was precipitated by the likelihood of impeachment and removal. See Watergate Historical Consensus.