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 1919 - 1921 (2 years)
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Date |
Event(s) |
| 1 | 1919 | - 1919: Britain adopts a 48-hour working week
- 1919: Sir Ernest Rutherford publishes account of splitting the atom
- 15 Jun 1919: Alcock and Brown complete first nonstop flight across the Atlantic
- 28 Jun 1919: Treaty of Versailles signed
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| 2 | 1920 | - 1920: Regular cross-channel air service starts
- 1920: Marconi opens a radio broadcasting station in Britain
- 1920: Thompson patents his machine gun (Tommy gun)
- Feb 1920: First roadside petrol filling station in UK – opened by the Automobile Association
at Aldermaston on the Bath Road
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| 3 | 1921 | - 1921: Railway Act in Britain amalgamates companies – only four remained
- 1921: Insulin discovery announced
- 1921: First birth control clinic
- 19 Jun 1921: Census: Population - England and Wales: 37.9 Million; Scotland: 4.9 Million; N Ireland: 1.25 Million
- 6 Dec 1921: Anglo-Irish Treaty signed in London, leading to the formation of the Irish Free
State and Northern Ireland
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