Input interpretation
![potassium | discovery year](../image_source/fe8cbdaf089985d113fcbf710998743f.png)
potassium | discovery year
Result
![1807](../image_source/9b43b5655672bb781a0dc4638a0521e4.png)
1807
Timeline
![Timeline](../image_source/974d6136932534763d5e3572b77e4a27.png)
Timeline
Time from today
![The year 1807 was 213 years ago.](../image_source/2b7ce8d0b35e329372ce39da233202c8.png)
The year 1807 was 213 years ago.
Date range
![Thursday, January 1, 1807 to Thursday, December 31, 1807](../image_source/b409dd875d006e414b47794f5b1caede.png)
Thursday, January 1, 1807 to Thursday, December 31, 1807
![Jewish calendar | 21 Tevet, 5567 (until sunset) to 30 Kislev, 5568 (until sunset) Islamic calendar | 21 Shawwal, 1221 (until sunset) to 1 Dhu al-Qi'dah, 1222 (until sunset) Chinese lunar calendar | 23 shiyiyue, 4503 to 3 shieryue, 4504](../image_source/07984ffad2181db48b31f38d117a783c.png)
Jewish calendar | 21 Tevet, 5567 (until sunset) to 30 Kislev, 5568 (until sunset) Islamic calendar | 21 Shawwal, 1221 (until sunset) to 1 Dhu al-Qi'dah, 1222 (until sunset) Chinese lunar calendar | 23 shiyiyue, 4503 to 3 shieryue, 4504
Notable events in 1807
![January 19: birth of Robert E. Lee (1807-1870)](../image_source/ca89a0db6de391643c75f9d8643c4d7a.png)
January 19: birth of Robert E. Lee (1807-1870)
![February 8: Napoleon defeats the Russians at the Battle of Eylau](../image_source/e7dfe2fcdb40cccfea03399cbccd183e.png)
February 8: Napoleon defeats the Russians at the Battle of Eylau
![February 19: Former Vice President Aaron Burr is arrested for treason](../image_source/21b53715b9624a617804327757117c4a.png)
February 19: Former Vice President Aaron Burr is arrested for treason
![March 2: Abolition of slave trade in the US](../image_source/510f4cafc066a19ba732bbe3597cc6b3.png)
March 2: Abolition of slave trade in the US
![March 25: Slave Trade Act of 1807 abolishes slave trading but not slavery in the British Empire](../image_source/e6da9ab9e67156967de6d4348703d477.png)
March 25: Slave Trade Act of 1807 abolishes slave trading but not slavery in the British Empire
![April 25: British abolish slave trade](../image_source/cd979c4099e3c11efd938ba5b7cafc4e.png)
April 25: British abolish slave trade
![July 7: Peace of Tilsit ends coalition against Napoleon](../image_source/47ce09b029074dcfd350cb22ab2a7fbc.png)
July 7: Peace of Tilsit ends coalition against Napoleon
![August 17: first regular steamboat service on Hudson River](../image_source/036ffe54b78a80bb3d75a26dafb6b3d6.png)
August 17: first regular steamboat service on Hudson River
![September 1: Aaron Burr is acquitted of treason](../image_source/10cb40cebb7a3105b3fb837500f525c1.png)
September 1: Aaron Burr is acquitted of treason
![December 22: Embargo Act of 1807](../image_source/9aed952a8148f8313d8db14a46859e0a.png)
December 22: Embargo Act of 1807
Calendar
![January Su | Mo | Tu | We | Th | Fr | Sa | | | | 1 | 2 | 3 4 | 5 | 6 | 7 | 8 | 9 | 10 11 | 12 | 13 | 14 | 15 | 16 | 17 18 | 19 | 20 | 21 | 22 | 23 | 24 25 | 26 | 27 | 28 | 29 | 30 | 31 | February Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 March Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 29 | 30 | 31 | | | | | April Su | Mo | Tu | We | Th | Fr | Sa | | | 1 | 2 | 3 | 4 5 | 6 | 7 | 8 | 9 | 10 | 11 12 | 13 | 14 | 15 | 16 | 17 | 18 19 | 20 | 21 | 22 | 23 | 24 | 25 26 | 27 | 28 | 29 | 30 | | May Su | Mo | Tu | We | Th | Fr | Sa | | | | | 1 | 2 3 | 4 | 5 | 6 | 7 | 8 | 9 10 | 11 | 12 | 13 | 14 | 15 | 16 17 | 18 | 19 | 20 | 21 | 22 | 23 24 | 25 | 26 | 27 | 28 | 29 | 30 31 | | | | | | | June Su | Mo | Tu | We | Th | Fr | Sa | 1 | 2 | 3 | 4 | 5 | 6 7 | 8 | 9 | 10 | 11 | 12 | 13 14 | 15 | 16 | 17 | 18 | 19 | 20 21 | 22 | 23 | 24 | 25 | 26 | 27 28 | 29 | 30 | | | | July Su | Mo | Tu | We | Th | Fr | Sa | | | 1 | 2 | 3 | 4 5 | 6 | 7 | 8 | 9 | 10 | 11 12 | 13 | 14 | 15 | 16 | 17 | 18 19 | 20 | 21 | 22 | 23 | 24 | 25 26 | 27 | 28 | 29 | 30 | 31 | | August Su | Mo | Tu | We | Th | Fr | Sa | | | | | | 1 2 | 3 | 4 | 5 | 6 | 7 | 8 9 | 10 | 11 | 12 | 13 | 14 | 15 16 | 17 | 18 | 19 | 20 | 21 | 22 23 | 24 | 25 | 26 | 27 | 28 | 29 30 | 31 | | | | | September Su | Mo | Tu | We | Th | Fr | Sa | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26 27 | 28 | 29 | 30 | | | | October Su | Mo | Tu | We | Th | Fr | Sa | | | | 1 | 2 | 3 4 | 5 | 6 | 7 | 8 | 9 | 10 11 | 12 | 13 | 14 | 15 | 16 | 17 18 | 19 | 20 | 21 | 22 | 23 | 24 25 | 26 | 27 | 28 | 29 | 30 | 31 November Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 29 | 30 | | | | | | December Su | Mo | Tu | We | Th | Fr | Sa | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26 27 | 28 | 29 | 30 | 31 | |](../image_source/3be61c15a753048770498d8871c537c9.png)
January Su | Mo | Tu | We | Th | Fr | Sa | | | | 1 | 2 | 3 4 | 5 | 6 | 7 | 8 | 9 | 10 11 | 12 | 13 | 14 | 15 | 16 | 17 18 | 19 | 20 | 21 | 22 | 23 | 24 25 | 26 | 27 | 28 | 29 | 30 | 31 | February Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 March Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 29 | 30 | 31 | | | | | April Su | Mo | Tu | We | Th | Fr | Sa | | | 1 | 2 | 3 | 4 5 | 6 | 7 | 8 | 9 | 10 | 11 12 | 13 | 14 | 15 | 16 | 17 | 18 19 | 20 | 21 | 22 | 23 | 24 | 25 26 | 27 | 28 | 29 | 30 | | May Su | Mo | Tu | We | Th | Fr | Sa | | | | | 1 | 2 3 | 4 | 5 | 6 | 7 | 8 | 9 10 | 11 | 12 | 13 | 14 | 15 | 16 17 | 18 | 19 | 20 | 21 | 22 | 23 24 | 25 | 26 | 27 | 28 | 29 | 30 31 | | | | | | | June Su | Mo | Tu | We | Th | Fr | Sa | 1 | 2 | 3 | 4 | 5 | 6 7 | 8 | 9 | 10 | 11 | 12 | 13 14 | 15 | 16 | 17 | 18 | 19 | 20 21 | 22 | 23 | 24 | 25 | 26 | 27 28 | 29 | 30 | | | | July Su | Mo | Tu | We | Th | Fr | Sa | | | 1 | 2 | 3 | 4 5 | 6 | 7 | 8 | 9 | 10 | 11 12 | 13 | 14 | 15 | 16 | 17 | 18 19 | 20 | 21 | 22 | 23 | 24 | 25 26 | 27 | 28 | 29 | 30 | 31 | | August Su | Mo | Tu | We | Th | Fr | Sa | | | | | | 1 2 | 3 | 4 | 5 | 6 | 7 | 8 9 | 10 | 11 | 12 | 13 | 14 | 15 16 | 17 | 18 | 19 | 20 | 21 | 22 23 | 24 | 25 | 26 | 27 | 28 | 29 30 | 31 | | | | | September Su | Mo | Tu | We | Th | Fr | Sa | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26 27 | 28 | 29 | 30 | | | | October Su | Mo | Tu | We | Th | Fr | Sa | | | | 1 | 2 | 3 4 | 5 | 6 | 7 | 8 | 9 | 10 11 | 12 | 13 | 14 | 15 | 16 | 17 18 | 19 | 20 | 21 | 22 | 23 | 24 25 | 26 | 27 | 28 | 29 | 30 | 31 November Su | Mo | Tu | We | Th | Fr | Sa 1 | 2 | 3 | 4 | 5 | 6 | 7 8 | 9 | 10 | 11 | 12 | 13 | 14 15 | 16 | 17 | 18 | 19 | 20 | 21 22 | 23 | 24 | 25 | 26 | 27 | 28 29 | 30 | | | | | | December Su | Mo | Tu | We | Th | Fr | Sa | | 1 | 2 | 3 | 4 | 5 6 | 7 | 8 | 9 | 10 | 11 | 12 13 | 14 | 15 | 16 | 17 | 18 | 19 20 | 21 | 22 | 23 | 24 | 25 | 26 27 | 28 | 29 | 30 | 31 | |