( Rossum's Universal Robots ) ( 1921 ) – the play that introduced the word robot to the world – were organic artificial humans, the word " robot " has come to primarily refer to mechanical humans, animals, and other beings.

* 1921 – Robert Cliche, Canadian politician and magistrate ( d. 1978 )

* 1921 – Black Friday: mine owners announce more wage and price cuts, leading to the threat of a strike all across England.

* 1921 – Tove Maës, Danish actress ( d. 2011 )

* 1921 – The British install the son of Sharif Hussein bin Ali ( leader of the Arab Revolt of 1916 against the Ottoman Empire ) as King Faisal I of Iraq.

* 1921 – Georg Alexander, Duke of Mecklenburg ( d. 1996 )

* 1921 – Leo Penn, American director ( d. 1998 )

* 1921 – Ernest Angley, American evangelist and broadcaster

* 1921 – J. James Exon, American politician ( d. 2005 )

They won the first eight matches in succession including a 5 – 0 whitewash in 1920 – 1921 at the hands of Warwick Armstrong's team.

* 2008 – Jake Warren, Canadian diplomat ( b. 1921 )

* 2012 – N. K. P. Salve, Indian politician ( b. 1921 )

The most important Canadian theorist was an American immigrant, Henry Wise Wood, president of the United Farmers of Alberta ( UFA ) during that movement's time as the governing party of the province ( 1921 – 1935 ).

* 1921 – Jack Kramer, American tennis player ( d. 2009 )

* 1921 – Major League Baseball Commissioner Kenesaw Mountain Landis confirms the ban of the eight Chicago Black Sox, the day after they were acquitted by a Chicago court.

* 1921 – Marilyn Maxwell, American actress ( d. 1972 )

* 1921 – Richard Adler, American songwriter and composer ( d. 2012 )

* 1921 – Hayden Carruth, American poet and critic ( d. 2008 )

* 1999 – Byron Farwell, American historian ( b. 1921 )

The second generation was led by Fernand Braudel ( 1902 – 1985 ) and included Georges Duby ( 1919 – 1996 ), Pierre Goubert ( 1915 – 2012 ), Robert Mandrou ( 1921 – 1984 ), Pierre Chaunu ( 1923 – 2009 ), Jacques Le Goff ( 1924 – ) and Ernest Labrousse ( 1895 – 1988 ).

* 2003 – Otto Graham, American football player ( b. 1921 )

Neurohormones were first identified by Otto Loewi in 1921.

In 1921, a Harley-Davidson, ridden by Otto Walker, was the first motorcycle ever to win a race at an average speed of over.

The presence of such a gap suggested communication via chemical messengers traversing the synaptic cleft, and in 1921 German pharmacologist Otto Loewi ( 1873 – 1961 ) confirmed that neurons can communicate by releasing chemicals.

* Pfohl, Ferdinand: 5 poems (" Moon-rondels, fantastic scenes from ' Pierrot Lunaire '") for voice and piano ( 1891 ); Marschalk, Max: 5 poems for voice and piano ( 1901 ); Vrieslander, Otto: 50 poems for voice and piano ( 46 in 1905, 4 more in 1911 ); Graener, Paul: 3 poems for voice and piano ( c. 1908 ); Marx, Joseph: 4 poems for voice and piano ( 1909 ; 1 of 4, " Valse de Chopin ", reset for voice, piano, and string quartet in 1917 ); Schoenberg, Arnold: 21 poems for speaking voice, piano, flute ( also piccolo ), clarinet ( also bass clarinet ), violin ( also viola ), and violoncello ( 1912 ); Kowalski, Max: 12 poems for voice and piano ( 1913 ); Prohaska, Carl: 6 poems for voice and piano ( 1920 ); Lothar, Mark: 1 poem for voice and piano ( 1921 ).

* Otto Weber ( 1921 – 2001 ), Romanian politician

* Otto Graham, ( 1921 – 2003 ), Hall of Fame professional football player.

In 1921 Otto Eissfeldt, excavating in the neighbourhood of Salammbó, Carthage, discovered inscriptions with the word MLK, which in the context meant neither " king " nor the name of any god.

The Estonian Labour Party with Ants Piip headed the one-party minority government between 26 October 1920 and 25 January 1921, when Otto Strandman served as both the Minister of Foreign Affairs and Minister of Court.

Tassinari in his book states that Florio ’ s style was highly appreciated, first by his friend playwright Ben Jonson and poet, brother in law, Samuel Daniel ; then by Florio ’ s biographers Clara Longworth de Chambrun ( 1921 ), Frances Yates ( 1934 ) and critics Felix Otto Matthiessen ( 1931 ) and André Koszul ( 1931 ).

Work did not resume until 1921, when the Austrian paleontologist, Otto Zdansky, fresh with his doctoral degree from Vienna, came to Beijing to work for Andersson.

* October: Johan Gunnar Andersson announces the discovery of two human molars amongst the material excavated from the Peking Man site in Zhoukoudian, China by his assistant Otto Zdansky in 1921 and 1923

* Otto Warburg: ( 1911 – 1921 )

The Peking Man Site was discovered by Johan Gunnar Andersson in 1921 and was first excavated by Otto Zdansky in 1921 and 1923 unearthing two human teeth.

Excavations were undertaken by Andersson's assistant Austrian palaeontologist Otto Zdansky in 1921 and 1923 unearthing a great deal of material that was sent back to Uppsala University in Sweden for further analysis.

* 14 September 1921 < span style =" color: brown "> Hitler and SA disrupt speech by Otto Ballestedt of the Bayernbund ; beaten badly ; Hitler with others arrested .</ span >

It was in November 1921 that he and Otto Stern discovered spin quantization in a magnetic field, known as the Stern-Gerlach effect.

Otto Friedrich von Gierke ( 11 January 1841 – October 10, 1921 ) was a German historian.

His maternal great-grandfather was Philip, Prince of Eulenburg and Hertefeld ( 1847 – 1921 ), a friend of Wilhelm II, whose youngest child Viktoria Ada Astrid Agnes Gräfin zu Eulenburg ( 1886 – 1967 ) married 1909 ( div 1921 ) professor Otto Ludwig Haas-Heye ( 1879 – 1959 ), and had issue, including two daughters.

So it came that Otto's car was finally stopped and the strip moved to a garage where Otto and his second banana Clem traded jibes as fumbling mechanics ... Otto Auto continued in this vein until February 6, 1921, when the strip was replaced by Crazy Quilt.

Herberger played three times for the German football team between 1921 and 1925 before becoming assistant to Dr. Otto Nerz in 1932.