Tesla Motors was incorporated in Palo Alto, California, US.
Source
New York state became the first to require license plates on automobiles.
The California Supreme Court ruled that the state ban on same-sex marriage was unconstitutional.
Ferrari secured its first Grand Prix victory at the 1951 British Grand Prix.
A state of emergency was declared in California after a gas leak.
Portuguese explorer Juan Rodríguez Cabrillo discovers Catalina Island off the coast of California.
