The British and French governments and associated airlines
The British and French governments and associated airlines reveal the first prototype Concorde in Toulouse, France. The supersonic jet takes its maiden flight on March 2, 1969.
National days, ongoing national weeks and months, and global observances for December 11, 2027. Plus historical events and birthdays.

December 11, 2027 celebrates National Noodle Ring Day, plus 3 more.
Read the full story →On December 11, National Stretching Day is dedicated to educating people on the numerous benefits that come with practitioner assisted-stretching.
Read the full story →Founded in 2017 by National Day Calendar® and Platinum Edge Media.
Read the full story →Mark your calendars for the second Saturday in December because we are celebrating National Unity Day! We are asking everyone to come together, celebrate our shared humanity, and build bridges to create a more united society.
Read the full story →Events that occurred on December 11 throughout history
The British and French governments and associated airlines reveal the first prototype Concorde in Toulouse, France. The supersonic jet takes its maiden flight on March 2, 1969.
Astronauts Eugene Cernan and Harrison Schmitt become the 11th and 12th people to land on the moon. Their Apollo 17 mission began on December 7, 1972. Ronald Evans remained with the command module and performed a spacewalk during the mission.
The Oliver Stone directed Wall Street premiered. Starring Michael Douglas and Charlie Sheen, the film won an Academy Award for Best Actor.
Scientists reported in the journal Science that they had deciphered the entire genetic blueprint of the nematode worm. It was the first complete genetic code of a multi-celled animal. In 2003, the Human Genome Project completed mapping the human genome. December 11th Celebrated (And Not So Celebrated) Birthdays
Longer-running observances that include this date.
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