WHAT HAPPENED ON 21. FEBRUARY
Want to find out what all happened on 21. February

Athanasius returns to Alexandria. (21. February 362)

Thomas, the first known Bishop of Finland, is granted resignation after confessing to torture and forgery. (21. February 1245)

The Prussian Confederation is formed. (21. February 1440)

Battle of Wayna Daga – A combined army of Ethiopian and Portuguese troops defeats a Muslim army led by Ahmed Gragn. (21. February 1543)

Mikhail I is unanimously elected Tsar by a national assembly, beginning the Romanov dynasty of Imperial Russia. (21. February 1613)

The first self-propelling steam locomotive makes its outing at the Pen-y-Darren Ironworks in Wales. (21. February 1804)

Without a previous declaration of war, Russian troops cross the border to Sweden at Abborfors in eastern Finland, thus beginning the Finnish war, in which Sweden will lose the eastern half of the country (i.e. Finland) to Russia. (21. February 1808)

Initial issue of the Cherokee Phoenix is the first periodical to use the Cherokee syllabary invented by Sequoyah. (21. February 1828)

John Greenough is granted the first U.S. patent for the sewing machine. (21. February 1842)

Karl Marx and Friedrich Engels publish The Communist Manifesto. (21. February 1848)

American Civil War: Battle of Valverde is fought near Fort Craig in New Mexico Territory. (21. February 1862)

The Oakland Daily Tribune publishes its first edition. (21. February 1874)

The first telephone book is issued in New Haven, Connecticut. (21. February 1878)

The newly completed Washington Monument is dedicated. (21. February 1885)

Ioannina is incorporated into the Greek state after the Balkan Wars. (21. February 1913)

World War I: In France, the Battle of Verdun begins. (21. February 1916)

The last Carolina Parakeet dies in captivity at the Cincinnati Zoo. (21. February 1918)

German socialist Kurt Eisner is assassinated. His death results in the establishment of the Bavarian Soviet Republic and parliament and government fleeing Munich, Germany. (21. February 1919)

Constituent Assembly of the Democratic Republic of Georgia adopts the country's first constitution. (21. February 1921)

Rezā Shāh takes control of Tehran during a successful coup (21. February 1921)