| |
Date |
Event(s) |
| 1 | 1812 | |
| 2 | 1817 | - 4 Mar 1817—3 Mar 1825: James Monroe, 5th President of the United States
 James Monroe
|
| 3 | 1818 | - 1818: Manchester cotton spinners' strike
- 20 Oct 1818: 'Convention of 1818' signed between the United States and the United Kingdom
which, among other things, settled the US-Canada border on the 49th parallel for most of its
length
|
| 4 | 1819 | - 1819: Primitive bicycle, the Dandy Horse, becomes popular
- 1819: Britain returns to gold standard
- 1819: Singapore founded by Sir Stamford Raffles
- May 1819: SS "Savannah" first steamship to cross Atlantic, reaching Liverpool 20 June 1819 (26
days, mostly under sail)
- 16 Aug 1819: Peterloo Massacre at Manchester
|
| 5 | 1820 | - 1820: Cato Street Conspiracy
- 1820: Abolition of the Spanish Inquisition
- 29 Jan 1820: Accession of George IV, previously Prince Regent
- 1 Aug 1820: Regent's Canal in London opens
- 17 Aug 1820: Trial of Queen Caroline to prove her infidelities so George IV can divorce her
|
| 6 | 1821 | - 1821: Faraday publishes "Principles of electro-magnetic rotation"
- 1821: Constable paints "The Hay Wain"
- 5 May 1821: Napoleon Bonaparte dies on St Helena
|
| 7 | 1822 | - 14 Jun 1822: Charles Babbage proposes a difference engine in a paper to the Royal Astronomical Society
|