THE DECADE - 1920s: THE HISTORY OF THE 20TH CENTURY IN PICTURES 1920-1929
Prohibition was introduced in America.
On Bloody Sunday, the IRA killed 14 British officers and officials and 12 people died when soldiers and special police opened fire on crowds before a football match at Croke Park.
Six women became the first ever to be sworn in as jurors in a divorce case. They agreed not to look at some "abominable and beastly" letters presented in evidence in case they terrified the unmarried ones.
The first birth control clinic opened in London, backed by Marie Stopes.
The Communist party was formed in China. The first meeting was held in a Shanghai girls' school and attended by a library assistant and primary school teacher named Mao Tse-tung.
Howard Carter and the Earl of Caernarvon uncovered the tomb of Tutankhamun.
A white horse ridden by PC George Storey saved the day at Wembley by gently coaxing back crowds that had spilled on to the pitch.
An obscure ex corporal with a "toothbrush moustache" was arrested near Munich after trying to start a revolution in a Bavarian beer hall. Adolph Hitler spent six months in prison during which he wrote Mein Kampf.
The Russian leader Lenin died. His body was embalmed and placed on public display.
James Ramsay MacDonald became Britain's first Labour Prime Minister.
John Logie Baird invented a system to transmit moving signals by wireless.
Actor Rudolph Valentino and escapologist Harry Houdini both died after suffering ruptured appendixes.
Charles Lindbergh flew solo across the Atlantic in the Spirit of St Louis.
Two new members of Birmingham Repertory Company were praised for their performances. They were Peggy Ashcroft and Laurence Olivier.
Al Jolson starred in the first "talkie" movie The Jazz Singer "You ain't heard nothin' yet," claimed Jolson.
Women over the age of 21 were given the vote, the same as men.
Professor Alexander Fleming discovered penicillium, a mould which attacks harmful bacteria.
Wall Street crashed in a wave of panic and confusion as brokers were urged to "sell at any price".
March 23 1922, Mahatma Gandhi, the Indian leader, promoted a programme of non-violent, non-co-operation throughout the country. He read out a statement at his trial in 1922, where he was sentenced to six years in prison for sedition, explaining why he stood against "a system which I considered had done an irreparable harm to my country".
"Little do town dwellers know how the semi starved masses of India are sinking into lifelessness. …