The first leap second was added to the UTC time system.
Source
An unidentified object thought to be a meteoroid or comet smashed into a remote forest in Siberia and destroyed 21,528 square feet of land.
Tower Bridge officially opened in London.
The US government passed the Indian Trade and Intercourse Act.
Robert H. Lawrence, Jr. was selected as the first African-American astronaut.
Charles J. Guiteau was hung until dead for the assassination of US President James A. Garfield.
