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Date |
Event(s) |
| 1 | 1845 | - 4 Mar 1845—3 Mar 1849: James Knox Polk, 11th President of the United States
jJames K. Polk
|
| 2 | 1846 | |
| 3 | 1848 | - 1848: First commercial production of chewing gum
- 24 Jan 1848: Gold found at Sutter's Mill, California
- 11 Jul 1848: Waterloo railway station in London opens
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| 4 | 1849 | - 1849: Florin (2 shilling coin) introduced as the first step to decimalisation
- 1849: Netherlands
King William II dies of a heart attack . On May 12 , King William III inaugurated
- 4 Mar 1849—9 Jul 1850: Zachary Taylor, 12th President of the United States
Zachary Taylor
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