Answer:
In the U.S., the biggest news was the resignation of President Richard Nixon in the aftermath of the Watergate scandal and the convictions of some of his aides. Nixon had refused to release recorded tapes to investigators; the U.S. Supreme Court voted unanimously that he had to release them. The House of Representative Judiciary Committee adopted articles of Impeachment in July. Nixon resigned in August.
President Gerald Ford issued a presidential pardon exonerating Nixon for any crimes he may have committed while in office. Nelson Rockefeller became Vice President.
NASA astronauts returned from a record 84 days in Skylab 4, Mariner 10 investigated Mercury, and Pioneer 11 photographed Jupiter.
Hank Aaron beat Babe Ruth's home run record, UCLA's mens basketball team blew an 88 game winning streak by losing to Notre Dame by 1 point.
The Universal Product Code was created to identify store products. The first word processors appeared, basically typewriters with a primitive computer memory. Volkswagen stopped selling Beetles and started selling Golfs and Rabbits.
The 3-4 million year old skeleton of Australopithicus Afarensis glamour girl "Lucy" was discovered. The first novel bearing the name Steven King was published (Carrie).
A number of political offices changed hands, a lot of people died, a lot of people were born including Christian Bale, Victoria Beckham, Penelope Cruz, Alanis Morissette, Derek Jeeter, Hilary Swank and Ryan Seacrest.