March 20th is Hufflepuff Pride Day and Snowman Burning Day.
Tiger King was released on Netflix.
Nintendo's Animal Crossing: New Horizon was released on the Nintendo Switch.
Researchers discovered molecules on people's skin that are early warning signs of Parkinson's disease, aided by a woman's nose.
Disney purchased 21st Century Fox for $71 billion.
Ground troops from the USA, UK, Australia, and Poland invaded Iraq.
The first Legoland outside of Europe opened in Carlsbad, California.
The Gay Rights Anti-Discrimination Bill was passed in New York City, US.
Baseball player Roberto Clemente was elected to the Hall of Fame.
The Civil and Women's Rights Activist Dorothy Height wrote her first column in the African-American newspaper 'New York Amsterdam News.'
The first newspaper from a vending machine was bought in Columbia, Pennsylvania.
Colonel Harland Sanders founded KFC in North Corbin, Kentucky.
The Great Fire of Boston destroyed 349 buildings.
The Dutch East India Company was established.
Saturn, Jupiter, and Mars came into alignment. Medieval scholars believed this phenomenon brought forth the Black Death.