April 20th celebrates Volunteer Recognition Day and Chinese Language Day.
SpaceX's Starship rocket exploded four minutes into its first full flight test.
The price of a barrel of crude oil dipped below zero.
Prince Charles was appointed to become the next head of the Commonwealth once Queen Elizabeth II passes.
God of War, the eighth installment in the God of War series, was released for PlayStation 4.
Danica Patrick won the Indy Japan 300, becoming the first woman to win an Indy car race.
A swamp rabbit attacked President Jimmy Carter while he was fishing in Plains, Georgia.
Nutella appeared on store shelves in Alba, Italy, and became an instant success.
Neil Armstrong flew the X-15 craft to an altitude of 34 miles (54.6 km).
The League of Nations was officially dissolved by its member states.
Nazi-German ace fighter pilot, The Red Baron, shot down his final two victims.
Marie and Pierre Curie isolate radium in Paris, France.
Captain James Cook arrived at the shore in New South Wales, Australia.
French mathematician Pierre Louis Maupertuis began his journey to Lapland to plot the shape of the Earth.
Oliver Cromwell dissolved England's Rump Parliament.
The first official performance of Macbeth by Shakespeare took place at the Globe Theatre in London, England.
