The United States and Russia signed the Moscow Treaty, agreeing to limit their nuclear arsenals.
Source
Scott Carpenter orbited the Earth three times in the US Aurora 7.
Star Trek episode 'Second Chances' aired, guest-starring Mae Jemison.
Amy Johnson became the first woman to fly solo from the UK to Australia.
The first telegraph message was sent.
John Wesley had his famous spiritual experience that solidified his trust in Christ.