President nixon resigned from office in 1974 after he was informed that the senate would impeach him, as allowed in the constitution, for his actions in the watergate scandal. one of the key reasons that nixon’s actions became public was

The scandal identified tapes showing that the president knew of the illegal operations and that he tried to hinder investigations.

Explanation:

    The Watergate case was the political scandal that led to the resignation of President Nixon. Watergate is the name of the Democratic Party headquarters complex. The case began with the arrest of five men, who were caught installing spy equipment and photographing documents at the Democratic headquarters. The arrest took place during the election campaign that brought the Republican party's Richard Nixon to power.

    Nixon was elected president for the first time in 1968, in 1972 attempted reelection. Against Senator George McGovern of the Democratic Party, he was elected again. The Watergate affair happened in 1972, during the campaign. The investigation identified on tapes that the president knew of illegal operations and that he tried to hinder investigations. In 1974, with several trials against the Republican party, Richard Nixon resigned. The deputy, Deputy Gerald Ford, signed the former president's amnesty, ensuring that he would not have to take legal responsibility for the case.