Happy Valentine day

In history, here are some events that happened on Valentine’s day:

1076 - Pope Gregory VII excommunicates Henry IV

1921 - New York book publisher faces obscenity charges for publishing "Ulysses"

1929 - Gangster shootout in Chicago, Illinois known as the St. Valentine's Day "Massacre," (7 die)

1955 - A Jewish couple loses their fight to adopt Catholic twins; U.S. Supreme Court refuses to review the case

1957 - Georgia state senate outlaws interracial athletics

1971 - Richard Nixon installs secret taping system in White House

1976 - U.S. performs nuclear test at a Nevada test site

2003 - Dolly, the first cloned animal (a sheep), was euthanized due to incurable lung cancer

And on a lighter note... the background on St. Valentine...