2021 June

June 23: Facts & Historical Events On This Day

Facts & Historic Events That Happened on June 23

June 23rd is officially Let It Go Day and the day we celebrate Pink Day.

This day marks the 174th day of 2021, and there’s another 191 days to go.

If today’s a special one for you, or you just want to know more about June 23, then you’ve come to the right place! This day in history was a day of business, travel, disasters, religion and more. What a mix we have for you!

Did you know that on this day in 2005, Reddit was founded in Medford, Massachusetts? It had raised $100,000 in early investment to help get it off the ground.

Keep reading for more interesting facts about June 23rd in history!

What Happened On June 23 In History?


Britain voted to leave the European Union.

The UK is the only country to formally leave the EU.

NASA’s Mars Odyssey completed its 60,000th orbit around Mars.

Named after the best-selling novel, "2001: A Space Odyssey," the Mars Odyssey spacecraft originally entered orbit on October 23, 2001.

Reddit was founded in Medford, Massachusetts.

OTD in 2005: Reddit was founded in Medford

The David Letterman Show aired its first episode on NBC-TV.

It ran for 90 episodes and concluded on October 24, 1980.

Civil Rights marchers in Canton, Mississippi were dispersed by tear gas during the “March Against Fear.”

The "March Against Fear" was led by civil rights activist James Meredith who was the first African American to enroll at the University of Mississippi.

The FDA approved the first oral contraceptive pill called Enovid.


A 12-inch-deep hailstorm in Kansas became one of the US’ most expensive hailstorms.

On this day the hailstorm caused $1.5 million crop damage and $14 million property damage.

Hitler had his first and only tour of Paris, ticking Eiffel Tower and Napoleon’s grave off his bucket list.


Duo Wiley Post and Harold Catty started their 15,474 mile around the world flight from Long Island, New York.

OTD in 1931: Duo Wiley Post and Harold Catty started their 15
They completed the journey in a record 8 days, 15 hours and 51 minutes.

United States Government Publishing Office formation was announced by the US Congress.

The governmental branch would officially form on March 4, 1861.

The Pacific Fur Company was established by John Jacob Astor.

Astor's grandson was John Jacob "Jack" Astor IV who perished during the Titanic disaster in 1912.

Did you know that on this day, June 23rd 2005, Reddit was founded in Medford, Massachusetts?