Event:
Vice President Richard Nixon begins visit on U.S.S.R.
More Notable Events on July 23:
1986 Britain's Prince Andrew marries Sarah Ferguson
1980 Billy Carter admits to being paid by Libya
1968 PLO's 1st hijacking of an El Al plane
1903 Ford Motor sells 1st Model A car
1664 4 British ships to drive Dutch out of New York, arrive in Boston
