4th » The Golden Dragon massacre takes place in San Francisco.
5th » Hanns Martin Schleyer is kidnapped in Cologne, West Germany by the Red Army Faction and is later murdered.
5th » Voyager program: Voyager 1 is launched after a brief delay.
7th » The Torrijos–Carter Treaties between Panama and the United States on the status of the Panama Canal are signed. The United States agrees to transfer control of the canal to Panama at the end of the 20th century.
7th » The 300-metre-tall CKVR-DT transmission tower in Barrie, Ontario, Canada, is hit by a light aircraft in a fog, causing it to collapse. All aboard the aircraft are killed.
10th » Hamida Djandoubi, convicted of torture and murder, is the last person to be executed by guillotine in France.
12th » South African anti-apartheid activist Steve Biko dies in police custody.
18th » Voyager I takes first photograph of the Earth and the Moon together.
20th » The Socialist Republic of Vietnam is admitted to the United Nations.
21st » A nuclear non-proliferation pact is signed by 15 countries, including the United States and the Soviet Union.
25th » About 4,200 people take part in the first running of the Chicago Marathon.
27th » A U.S. Navy McDonnell Douglas F-4 Phantom II 1977 Yokohama F-4 crash e.g crashes into a residential neighborhood in Yokohama, Japan, killing two children on the ground and injuring seven other people.