Erden Eruç began the world’s first successful solo human-powered circumnavigation of the world.
Source
West Virginia had its hottest day on record at a sweltering 112°F (44°C).
Wyoming became the 44th state to join the United States of America.
NASA launched Telstar 1, the world's first active communications satellite.
The Battle of Dyrrhachium occurred.
Martin Luther King Jr. was arrested for a demonstration he was involved in during December 1961.