Gerald Ford: Gerald Ford was the Vice President under Richard Nixon who became the 38th President of the United States after Nixon's resignation.
Impeachment: Impeachment is a process by which a sitting president can be charged with misconduct and potentially removed from office. Nixon's resignation prevented him from being impeached.
Pardon: After assuming presidency, Gerald Ford issued a pardon to Richard Nixon, granting him immunity from any criminal charges related to the Watergate scandal.