12 December, 1969 – Piazza Fontana bombing

A bomb exploded at the building of the National Agrarian Bank, Milan, Italy, killing 17 people and injuring 88.

13 December, 1972 – Last human landing on the Moon

Apollo 17 was the last mission of the United States' Apollo lunar landing program. It was also the sixth and the last time humans landed on the Moon.

14 December, 1911 – Roald Amundsen reached the South Pole

Norwegian explorer Roald Amundsen and his team reached the South Pole, becoming the first men in recorded history to set foot on the most southern point on Earth.

15 December, 1978 – US recognised China

30 years after the creation of the People's Republic of China, President Jimmy Carter announced that the United States would formally recognise the communist country starting January 1, 1979.

16 December, 2010 – Last episode of Larry King Live aired

After 25 years of being on TV, the last episode of Larry King Live, one of CNN's most watched TV program was aired. While the official end date for the talk show was December 16, an episode on cancer was aired two days later on December 18.

17 December, 1989 – First episode of The Simpsons aired

The popular American animated series directed by Matt Groening is set in the fictional town of Springfield and it follows the life of the Simpson family.

18 December, 1966 – Saturn's Moon, Epimetheus, discovered

One of Saturn's 150 natural satellites or moons, Epimetheus shares its orbit with another moon, Janus. Saturn's largest moon is Titan, which is the only natural satellite in the Solar System with an atmosphere.