Memory of the day: Funeral of former South African President Nelson Mandela held in 2013

CAIRO – 15 December 2021: In the following lines, ET sheds light on the most important world events that took place on December 15.

1256 - Hulagu Khan takes the Assassin stronghold at Alamut and destroys their castle.

1612 - German astronomer Simon Marius is able to observe the Andromeda galaxy through binoculars for the first time.

1791 - The first law school in the United States launches at the University of Pennsylvania.

1952 - The world's first sex change surgery was performed for Danish George Jorgensen, who turned to Christine Jorgensen.

2001 - The Leaning Tower of Pisa reopens after 11 years of closure and maintenance, at a cost of $27 million, without stopping the tower's tilt.

2013 - The funeral of former South African President Nelson Mandela was held, ten days after his death.