| |
Date |
Event(s) |
| 1 | 1820 | - 1820: George IV. Ruler of England 1820-1830. House of Hanover: Eldest son of George III, Prince Regent, from Feb 1811.
|
| 2 | 1823 | - 1823: Mackintosh (raincoat) invented by Charles Mackintosh of Scotland.
|
| 3 | 1824 | - 1824: Professor Michael Faraday invents the first toy balloon.
- 1824: Englishmen, Joseph Aspdin patents Portland cement, the modern building material.
|
| 4 | 1825 | - 1825: John Quincy Adams president of the USA 1825-1829.
- 1825: William Sturgeon invented the electromagnet.
|
1820 - 1826 (6 years)