1921—1921: Railway Act in Britain amalgamates companies - only four remained
1921—1921: Insulin discovery announced
1921—1921: First birth control clinic
19 Jun 1921—19 Jun 1921: Census: Population - England and Wales: 37.9 Million; Scotland: 4.9 Million; N Ireland: 1.25 Million
6 Dec 1921—6 Dec 1921: Anglo-Irish Treaty signed in London, leading to the formation of the Irish Free
State and Northern Ireland
2
1922
1922—1922: Law of Property Act - the manorial system effectively ended
1 Jun 1922—1 Jun 1922: Royal Ulster Constabulary founded
Oct 1922—Oct 1922: BBC established as a monopoly, and begins transmissions in November (2LO in
London on 14 Nov; 5IT in Birmingham and 2ZY in Manchester on 15 Nov)
1921 - 1922 (1 years)