Wikipedia:Selected anniversaries/January 27
January 27: Holocaust Memorial Day in the United Kingdom
- 1888 - The National Geographic Society, publisher of the National Geographic magazine, was founded.
- 1945 - The Red Army liberated 7,500 prisoners left behind by Nazi personnel in the Auschwitz concentration camps in Oświęcim, Poland.
- 1951 - Nuclear testing at the Nevada Test Site began with a one-kiloton bomb dropped on Frenchman Flats.
- 1967 - The Apollo 1 spacecraft was destroyed by fire at the Kennedy Space Center, killing astronauts Gus Grissom, Edward White and Roger Chaffee.
- 1973 - The Paris Peace Accords were signed to put an end to the Vietnam War.
Recent days: January 26 – January 25 – January 24