Two of Nixon's successors have undergone similar proceedings, and both, like Johnson, were impeached but then acquitted at the consequent Senate trial. Thus, while Nixon himself was not impeached, the impeachment process against him is so far the only one to cause a president's departure from office.

Who went to jail for Watergate and for how long?

Howard Hunt — CIA operative and leader of the White House Plumbers; convicted of burglary, conspiracy, and wiretapping; sentenced to 2½ to 8 years in prison; served 33 months in prison.

What happened to Nixon after Watergate?

By late 1973, Watergate escalated, costing Nixon much of his political support. On August 9, 1974, facing almost certain impeachment and removal from office, he became the first American president to resign. Afterwards, he was issued a pardon by his successor, Gerald Ford.