Because of the Watergate Scandal. Nixon had denied any involvement in the break-ins into the Democrat Party Headquarters at the Watergate Complex, but the media soon discovered he had been in charge of it. According to the US Constitution, a US President can be impeached (sacked by Congress) for lying. Nixon chose to resign rather than by impeached.
roosevelt
Martin Luther King Jr. Robert F. Kennedy
presidency only
Richard Nixon
Only the U. S. Presidency and the U. S. Vice Presidency, and only when one of the candidates gets more than half of the available votes.
the whiskey boys were the men involved in the whiskey rebellion in 1789 (under the presidency of george washington)
It's impossible to say without knowing which painting.
During Andrew Jackson's presidency, the right to vote was extended to all white men living in the United States. Under the original wording of the Constitution, only land owning white men had been allowed to vote.
Ramy Reda
It depends on which Roosevelt you are talking about. Franklin Roosevelt: 12 years of presidency Theodore Roosevelt: 8 years of presidency
Rutherford B. Hayes