1952 Richard Nixon makes his "Checkers speech".
1958 During a visit to Caracas, Venezuela, Vice President Richard Nixon's car is attacked by anti-American demonstrators.
1959 At the opening of the American National Exhibition in Moscow, U.S. Vice President Richard Nixon and Soviet Premier Nikita Khrushchev have a "Kitchen Debate".
1968 United States presidential election, 1968: Republican Richard Nixon wins the American presidency, in what turned out to be a decades-long realignment election.
1969 Vietnam War: U.S. President Richard Nixon declares the Nixon Doctrine, stating that the United States now expects its Asian allies to take care of their own military defense. This is the start of the "Vietnamization" of the war.
1969 The ''Apollo 11'' astronauts are released from a three-week quarantine to enjoy a ticker-tape parade in New York. That evening, at a state dinner in Los Angeles, they are awarded the Presidential Medal of Freedom by U.S. President Richard Nixon.
1969 U.S. President Richard Nixon and Japanese Premier Eisaku Sato agree in Washington, D.C. on the return of Okinawa to Japanese control in 1972. Under the terms of the agreement, the U.S. is to retain its rights to bases on the island, but these are to be nuclear-free.
1970 President Richard Nixon signs the Public Health Cigarette Smoking Act into law, requiring the Surgeon General's warnings on tobacco products and banning cigarette advertisements on television and radio in the United States, starting on January 1, 1971.
1970 Protests erupt in Seattle, Washington, following the announcement by U.S. President Richard Nixon that U.S. Forces in Vietnam would pursue enemy troops into Cambodia, a neutral country.
1970 President Richard Nixon appoints Anna Mae Hays and Elizabeth P. Hoisington the first female United States Army Generals.
1970 Richard Nixon delivers a special congressional message enunciating Native American Self-Determination as official US Indian policy, leading to the Indian Self-Determination Act.
1970 Vietnam War: In Paris, a Communist delegation rejects US President Richard Nixon's October 7 peace proposal as "a maneuver to deceive world opinion".
1970 Vietnam War: US President Richard Nixon announces that the United States will withdraw 40,000 more troops before Christmas
1970 U.S. President Richard Nixon asks the U.S. Congress for $155 million USD in supplemental aid for the Cambodian government.
1971 President Richard Nixon declares the U.S. War on Drugs.
1971 Right to vote: the Twenty-sixth Amendment to the United States Constitution, lowering the voting age from 21 to 18 years, is formally certified by President Richard Nixon.
1971 President Richard Nixon completes the break from the gold standard by ending convertibility of the United States dollar into gold by foreign investors.
1972 U.S. President Richard Nixon orders the development of a space shuttle program.
1972 President Richard Nixon visits the People's Republic of China to normalize Sino-American relations.
1972 Vietnam War: President Richard Nixon announces that the United States will engage North Vietnam in Operation Linebacker II, a series of Christmas bombings, after peace talks collapsed with North Vietnam on the 13th.
1973 Vietnam War: Citing progress in peace negotiations, President Richard Nixon announces the suspension of offensive action in North Vietnam.
1973 President Richard Nixon announces that a peace accord has been reached in Vietnam.
1973 Cold War: Following United States President Richard Nixon's visit to the People's Republic of China, the two countries agree to establish liaison offices.
1973 Watergate Scandal: U.S. President Richard Nixon announces that top White House aids H.R. Haldeman, John Ehrlichman and others have resigned.
1973 Watergate Scandal: former White House aide Alexander P. Butterfield informs the United States Senate that President Richard Nixon had secretly recorded potentially incriminating conversations.
1973 President Richard Nixon rejects an Appeals Court decision that he turn over the Watergate tapes.
1973 "Saturday Night Massacre": President Richard Nixon fires U.S. Attorney General Elliot Richardson and Deputy Attorney General William Ruckelshaus after they refuse to fire Watergate special prosecutor Archibald Cox, who is finally fired by Robert Bork.
1973 U.S. President Richard Nixon signs the Trans-Alaska Pipeline Authorization Act into law, authorizing the construction of the Alaska Pipeline.
1973 Watergate scandal: In Orlando, Florida, US President Richard Nixon tells 400 Associated Press managing editors "I am not a crook".
1974 President Richard Nixon signs a bill lowering the maximum U.S. speed limit to 55 MPH in order to conserve gasoline during an OPEC embargo
1974 United States President Richard Nixon refuses to hand over materials subpoenaed by the Senate Watergate Committee.
1974 10,000 march in Washington, D.C., calling for the impeachment of US President Richard Nixon
1974 Watergate Scandal: President Richard Nixon announces the release of edited transcripts of White House tape recordings related to the scandal.
1974 Watergate Scandal: The United States House of Representatives Judiciary Committee opens formal and public impeachment hearings against President Richard Nixon.
1974 U.S president Richard Nixon visits the U.S.S.R..
1974 Watergate scandal: the United States Supreme Court unanimously ruled that President Richard Nixon did not have the authority to withhold subpoenaed White House tapes and they order him to surrender the tapes to the Watergate special prosecutor.
1974 Watergate Scandal: the House of Representatives Judiciary Committee votes 27 to 11 to recommend the first article of impeachment (for obstruction of justice) against President Richard Nixon.
1974 Watergate scandal: U.S. President Richard Nixon announces his resignation, effective the next day.
1974 As a direct result of the Watergate scandal, Richard Nixon becomes the first President of the United States to resign from office. His Vice President, Gerald Ford, becomes president.
1974 Watergate Scandal: US President Gerald Ford pardons former President Richard Nixon for any crimes Nixon may have committed while in office.