7- Nixon decided to resign as President of the United States because he wanted to resign before he could be convicted during his impeachment because the Watergate scandal.
The Watergate scandal was a major political scandal that took place in the United States in the 1970s as a result of a robbery of documents in the Watergate office complex in Washington DC, home of the National Committee of the Democratic Party, and the subsequent Nixon administration's attempt to cover up those responsible. When the conspiracy was uncovered, the United States Congress initiated an investigation, but the resistance of Richard Nixon's government to collaborate in this led to an institutional crisis.
This event caused Nixon to lose political support, for which he resigned on August 9, 1974, before an imminent process of impeachment by Congress.
8- The main reason that made the US decide to end involvement in the Vietnam War was the increasing anti-war protests across the US, fueling the anti-war movement.
The protests against the Vietnam War were a series of civil movements and demonstrations that took place in the United States of America during the Vietnam War. The protests began in 1963 and spread with great speed throughout the country, intensifying after the Tet Offensive.
9- The Iranian Revolution of 1979 increased Islamic extremism against the United States and Western ideology in the Middle East.
The Iranian Revolution refers to the process of mobilizations that led to the overthrow of the Pahlavi dynasty under the Shah Mohammad Reza Pahlevi in 1979 (who had the support of the United Kingdom and the United States), and which meant the establishment of the Islamic Republic today in force in Iran.
The revolution meant the replacement of a Pro-Western authoritarian monarchy with a republican, authoritarian and Anti-Western Islamic theocracy.
10- President Ford pardoned former President Nixon because he thought that dragging out Watergate questions was distracting country from present issues.
This pardon was signed by Ford 48 hours after assuming the Presidency. It was effective on September 8, 1974, through the 4311 Proclamation issued by President Ford, giving Nixon full and unconditional forgiveness for any crime he may have committed against the United States, while he was president. In a televised broadcast by national network, Ford justified the Proclamation, qualifying this pardon as one of the best interests of the country.