Example image of eyePlorer eyePlorer map for '1807': Common year starting on Thursday Common year starting on Tuesday Gregorian calendar Julian calendar Roman numerals February Napoleon I of France Russia Battle of Eylau February 7 First French Empire Prussia War of the Fourth Coalition February 8 Levin August, Count von Bennigsen Aaron Burr Alabama February 19 Vice President of the United States 1808 January 1 March 2 United States United States Congress British Empire History of slavery Slave Trade Act 1807 Rail transport Swansea and Mumbles Railway 4 Vesta Heinrich Wilhelm Matthäus Olbers March 29 April 27 France Gdańsk Grand jury May 22 Treason Chesapeake-Leopard Affair HMS Leopard USS Chesapeake Earthquake June 6 Lisbon Portugal June 9 United Kingdom general election, 1807 William Cavendish-Bentinck, 3rd Duke of Portland Battle of Friedland June 14