April 20

Friday 20, 1979:

President Jimmy Carter is attacked by a Swamp Rabbit while on vacation in Plains, Georgia.

Thursday 20, 1972:

Apollo 16 lands on the Moon.

Tuesday 20, 1926:

Western Electric and Warner Bros. announce Vitaphone, a process to add sound to film.

Friday 20, 1792:

France declares war on Austria.

Sunday 20, 1653:

Oliver Cromwell grows sick with a broken pelvis.

More on April, 20

• April, 20 in History
• People Born on April, 20
• They left us on April, 20