WHAT HAPPENED IN 1806.
Look what happened the 1806.

Napoleonic Wars: Forces of the British Empire lay siege to the port of Boulogne in France by using Congreve rockets, invented by Sir William Congreve. (8. October 1806)

Prussia declares war on France. (9. October 1806)

Battle of Jena-Auerstädt France defeats Prussia. (14. October 1806)

Former leader of the Haitian Revolution, Emperor Jacques I of Haiti is assassinated after an oppressive rule. (17. October 1806)

The French Army enters Berlin, following the Battle of Jena. (27. October 1806)

Believing he is facing a much larger force, Prussian Lieutenant General Friedrich von Romberg, commanding 5,300 men, surrendered the city of Stettin to 800 French soldiers commanded by General Lassalle. (30. October 1806)

Pike expedition: Lieutenant Zebulon Pike sees a distant mountain peak while near the Colorado foothills of the Rocky Mountains. (It is later named Pikes Peak.) (15. November 1806)

Battles of Pultusk and Golymin: Russian forces hold French forces under Napoleon. (26. December 1806)