| |
|
|
|
|
 1839 - 1840 (1 years)
| |
Date |
Event(s) |
| 1 | 1797 | - 16 Nov 1797—7 Jun 1840: Reign of Frederick William III
King of Prussia
|
| 2 | 1837 | - 4 Mar 1837—4 Mar 1841: Presidency of Martin Van Buren
8th President of the USA
- 20 Jun 1837—20 Jan 1901: Reign of Victoria
Queen of the United Kingdom of Great Britain and Ireland * Empress of India
|
| 3 | 1840 | - 7 Jun 1840—2 Jan 1861: Reign of Frederick William IV
King of Prussia
|
|
|
|
|
|
