( 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 ).

In 1921, Charles H. Sternberg recovered a partial skull ( PMU. R1250 ) from what is now known as the slightly younger Kirtland Formation in San Juan County, New Mexico.

The discovery of vast quantities of oil in the region after World War I provided the impetus for the annexation of the former Ottoman Vilayet of Mosul ( of which the Kirkuk region was a part ), to the Iraqi Kingdom, established in 1921.

From 1919 to 1920 he served as an intelligence agent of the British military forces and was later recommended by the British General Staff in 1921 to an officer rank in the Iraqi army after the collapse of Faisal's kingdom in Syria.

At the Cairo Conference of March 1921, the British set the parameters for Iraqi political life that were to continue until the 1958 revolution ; they chose a Hashemite, Faisal ibn Husayn, son of Sherif Hussein ibn Ali former Sharif of Mecca as Iraq's first King ; they established an Iraqi army ( but kept Assyrian Levies under direct British command ); and they proposed a new treaty.

* 1921 – The Red Army captures Mongolia from the White Army and establishes the Mongolian People's Republic.

During the Russian Revolution, anarchists such as Nestor Makhno worked to create and defend — through the Revolutionary Insurrectionary Army of Ukraine — anarchist communism in the Free Territory of the Ukraine from 1919 before being conquered by the Bolsheviks in 1921.

During the Russian Revolution, anarchists such as Nestor Makhno worked to create and defend-through the Revolutionary Insurrectionary Army of Ukraine-anarchist communism in the Free Territory of the Ukraine from 1919 before being conquered by the Bolsheviks in 1921.

During the Russian Revolution, anarchists such as Nestor Makhno worked to create and defend — through the Revolutionary Insurrectionary Army of Ukraine — anarchist communism in the Free Territory of the Ukraine from 1919 before being conquered by the Bolsheviks in 1921.

In 1919 – 1921 the Red Army was also involved in the Polish-Soviet war, in which it reached central Poland in 1920, but then suffered a defeat there, which put an end to the war.

But on 3 August 1921, the GNA resigned İsmet Pasha from the Minister of National Defence because of his failure at Eskişehir-Kütahya and on 5 August, just before the Battle of Sakarya, appointed the chairman of GNA Mustafa Kemal Pasha ( Atatürk ) to the commander-in-chief of the Army of the GNA.

A Anglo-Irish War was fought between Crown forces and the Irish Republican Army between January 1919 and June 1921.

* The official " final and corrected " casualty figures for British Army, including the Territorial Force ( not including allied British Empire forces ) were issued on 10 March 1921.

The official " final and corrected " casualty figures for British Army, including the Territorial Force were issued on 10 March 1921.

When the Outer Mongolian Revolution of 1921 broke out, Mongolian revolutionaries expelled Russian White Guards ( during the Russian Civil War of 1917-1923 following the Communist October Revolution of 1917 ) from Mongolia, which became independent when the Qing Empire of China collapsed in 1911, with the assistance of the Soviet Red Army.

In Russia, the 1917 February revolution resulted in the abdication of Tsar Nicholas II and the establishment of Bolshevik Russia and a civil war between the Bolshevik Red Army and the monarchist White Army from 1917 to 1921.

The spot was chosen because that was where Sukhbaatar's horse had urinated ( a good omen ) on July 8, 1921 during a gathering of the Red Army.

In December 1938, Maguire was one of a group of seven people, who had been elected to the Second Dáil in 1921, who met with the IRA Army Council under Seán Russell.

Davis, who died in a Florida aircraft accident in 1921, attended the University of Arizona prior to enlisting in the Army in 1917.

* Revolutionary Insurrectionary Army of Ukraine ( 1918 – 1921 )

Imperial Court, on Kennington Lane, was built in 1836 for the Licensed Victuallers ' School, and from 1921 to 1992 it was the headquarters of the Navy, Army and Air Force Institutes ( NAAFI ).

* John R. Guthrie ( 1921 – 2009 ), United States Army four-star general.

In December 1938, a group of seven people, who had been elected to the Second Dáil in 1921, met with the IRA Army Council under Seán Russell.

* Constituted 29 April 1921 in the Regular Army as Headquarters, Philippine Division.

* Organized 8 June 1921 in the Philippine Islands, with Regular Army and Philippine Scouts personnel.

The 1921 mobilization planning that created the six field army headquarters did not envision a need for active field army-level commands in peacetime and thus the headquarters were constituted in the Organized Reserve rather than the Regular Army.

General Douglas MacArthur, the Army ’ s Chief of Staff, believed that the 1921 mobilization plan was based on unsound assumptions and that the Army required active field army headquarters before the start of any mobilization to manage the integration and training of subordinate units as they mobilized.