![It happened on a… April 20](https://cdn.buminteractif.com/2020/12/5ef661896e7ce-800x450.jpg)
2021
2010
![](https://cdn.buminteractif.com/2021/04/Deepwater-Horizon-1200x675.jpg)
2008
![](https://cdn.buminteractif.com/2018/05/5afc2996e2508-1200x676.jpg)
1992
Expo ’92 opens in Seville Spain.
![](https://cdn.buminteractif.com/2021/04/Expo-92-1200x675.jpg)
1980
![](https://cdn.buminteractif.com/2021/04/coverimages30516079-1200x675.jpg)
1977
“Annie Hall”, directed by Woody Allen and starring Woody Allen and Diane Keaton, is released (Academy Awards Best Picture 1978)
![](https://cdn.buminteractif.com/2021/04/coverimages29696171-1200x694.jpg)
1974
Paul McCartney & Wings release single “Band on the Run” in the US.
![](https://cdn.buminteractif.com/2020/12/5ef661896e7ce-1200x675.jpg)
1968
Pierre Elliott Trudeau sworn in at Rideau Hall as Canada’s 15th Prime Minister, succeeding Lester Pearson.
![](https://cdn.buminteractif.com/1981/11/coverimages35241300-1200x675.jpg)
1902
![](https://cdn.buminteractif.com/1902/04/coverimages23936244-1-1200x675.jpg)
1879
1841
In Philadelphia, PA, Edgar Allen Poe’s first detective story, “The Murders in the Rue Morgue,” was published in Graham’s Magazine.
![](https://cdn.buminteractif.com/1841/04/coverimages23912530-1200x675.jpg)
1611
First known performance of Shakespeare’s tragedy Macbeth at the Globe Theatre, London.
![](https://cdn.buminteractif.com/1604/11/coverimages31619120-1200x675.jpg)
1534
![](https://cdn.buminteractif.com/1603/06/c70daf247944fe3add32218f914c75a6-1200x675.jpg)