Georgia became the 4th state to join the United States of America.
Source
The Girl Scouts of the USA was founded.
The first Atlanta International Pop Festival took place at Atlanta International Raceway in Hampton, Georgia, with as many as 150,000 partygoers.
Florida, one of the confederate states, was readmitted to the Union.
Ether was used as an anesthetic for the first time, by American surgeon Crawford Long, in Athens, Georgia.
In Atlanta, Georgia, legislation passed that made pinball machines illegal in the city.