On this day in 1941, during World War II, the Siege of Leningrad began.
On this day in 1951, 48 nations signed the Treaty of San Francisco with Japan in formal recognition of the end of the Pacific War.
On this day in 1966, the first Star Trek series premiered on NBC.
And on this day 1974, US President Gerald Ford pardoned former President Richard Nixon for any crimes Nixon may have committed while in office.