William Herschel, the British astronomer, discovered the planet Uranus, marking the first planet ever identified through a telescope.
1881
Russian Tsar Alexander II was assassinated in St. Petersburg by members of the revolutionary organization Narodnaya Volya.
1930
The planet Pluto, discovered by astronomer Clyde Tombaugh, was officially announced by the Lowell Observatory.
1940
The Winter War between Finland and the Soviet Union concluded with the signing of the Moscow Peace Treaty.
1996
The Dunblane school massacre took place in Scotland, prompting significant reforms in the UK’s gun control laws.
2013
Pope Francis was elected the 266th pope of the Roman Catholic Church, becoming the first pope from Latin America.




