The following events occurred in April 1968:
April 4, 1968: The assassination of Reverend Dr. Martin Luther King Jr.
April 20, 1968: FBI identifies King's accused assassin
April 11, 1968: President Johnson signs Civil Rights Bill of 1968
The balcony outside Room 306
The following events occurred in January 1968:
January 6, 1968: Caltech students protesting rumored cancellation of Star Trek
Gorton
January 22, 1968: Apollo 5's Saturn IB on the launchpad
The USS Pueblo (AGER-2) in October 1967