Fidel Castro banned elections and declared Cuba to be a socialist nation.
Source
Despite running out of oxygen, Jim Whittaker became the first American to reach the summit of Mount Everest.
Mr. Potato Head was officially released, originally only consisting of the accessories which were stuck in an actual potato.
The All-China Federation of Trade Unions was founded.
Levi Strauss was founded.
Pluto was officially named.
