1947 – Norwegian anthropologist Thor Heyerdahl completed his 4,300-mile, 101-day journey from Peru to Raroia in the Tuamotu Archipelago, near Tahiti.
1959 – The unmanned U.S. satellite Explorer 6 took the first photograph of Earth from space.
1964 – The U.S. Congress passed the Gulf of Tonkin Resolution, prompting America’s expansion into Southeast Asia.
1998 – The U.S. embassies in Nairobi, Kenya and Dar es Salaam,Tanzania were bombed, killing 224 people, including 12 Americans. The attacks were linked to Al Qaeda.