1921 - What happened in 1921 ?

January 1921

Sunday 02:

DeYoung Museum in Golden Gate Park San Francisco opens.

Monday 03:

Turkey makes peace with Armenia.

Thursday 20:

The first constitution of Turkey was adopted, which made fundamental change in the source and exercise of sovereignty.

Friday 28:

A symbolic Tomb of the Unknown Soldier is installed beneath the Arc de Triomphe in Paris to honour the unknown dead of World War I.

February 1921

Sunday 20:

The film The Four Horsemen of the Apocalypse, starring Rudolph Valentino, premieres.

Friday 25:

The Democratic Republic of Georgia is occupied by the Soviet Russia.

March 1921

Tuesday 08:

Spanish Premier Eduardo Dato is assassinated while exiting the parliament building in Madrid.

Sunday 13:

Mongolia, under Black Baron, declares its independence from China.

Thursday 17:

The Second Republic of Poland adopts the March Constitution.

Friday 18:

The second Peace of Riga between Poland and Soviet Union. Despite the recent Polish successes, Soviets annex Ukraine and Belarus. Government of Ukraine emigrates to France. Famine kills millions of Russians.

April 1921

Monday 11:

1921 - The Emirate of Transjordan is created

Wednesday 13:

Foundation of the Spanish Communist Workers' Party.

May 1921

Thursday 19:

The Emergency Quota Act passes the U.S. Congress establishing national quotas on immigration.

Tuesday 24:

The trial of Sacco and Vanzetti opens.

Tuesday 31:

Comedian Buster Keaton marries actress Natalie Talmadge.

June 1921

Wednesday 01:

Tulsa Race Riot: A race riot in Tulsa, Oklahoma, kills at least 85 people.

July 1921

Monday 11:

Mongolia becomes independent (from China).

Wednesday 20:

Air mail service begins between New York City and San Francisco.

Wednesday 27:

Researchers at the University of Toronto led by biochemist Frederick Banting announce the discovery of the hormone insulin.

September 1921

Wednesday 07:

In Atlantic City, New Jersey, the first Miss America Pageant, a two-day event, is held.

Thursday 08:

1921- 16-year-old Margaret Gorman won the Atlantic City Pageant's Golden Mermaid trophy; pageant officials later dubbed her the first Miss America.

Sunday 11:

Motion picture star Fatty Arbuckle is arrested for rape.

Wednesday 21:

Ammonium nitrate explosion at chemical storage facility in Oppau, Germany, 561 killed.

October 1921

Wednesday 05:

Baseball: The World Series was broadcast on the radio for the first time.

Thursday 06:

International PEN is founded in London.

Friday 21:

President Warren G. Harding delivers the first speech by a sitting President against lynching in the deep south.

November 1921

Friday 04:

The Sturmabteilung or SA is formally formed by Adolf Hitler

Friday 11:

The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.

Monday 14:

The Communist Party of Spain is founded.

December 1921

Sunday 04:

The Virginia Rappe manslaughter trial against actor and film director Roscoe Arbuckle ends in a hung jury.

Tuesday 06:

The Anglo-Irish Treaty was signed in London by British and Irish representatives

Thursday 29:

William Lyon Mackenzie King becomes Prime Minister of Canada