WHAT ALL HAPPENED MAY TO AUGUST 1807
Find out what all happened May to August 1807

Nicéphore Niépce is awarded a patent by Napoleon for the Pyréolophore, the world's first internal combustion engine, after it successfully powered a boat upstream on the river Saône in France. (20. July 1807)

In the Chesapeake–Leopard Affair, the British warship HMS Leopard attacks and boards the American frigate USS Chesapeake. (22. June 1807)

Russo-Turkish War: Admiral Dmitry Senyavin destroys the Ottoman fleet in the Battle of Athos. (29. June 1807)

Most of the English town of Chudleigh is destroyed by fire. (22. May 1807)

Robert Fulton's North River Steamboat leaves New York, New York, for Albany, New York, on the Hudson River, inaugurating the first commercial steamboat service in the world. (17. August 1807)

Emperor Napoleon's French Grande Armée defeats the Russian Army at the Battle of Friedland in Poland (modern Russian Kaliningrad Oblast) ending the War of the Fourth Coalition. (14. June 1807)

Second British invasion of the Río de la Plata; John Whitelock lands at Ensenada on an attempt to recapture Buenos Aires and is defeated by the locals. (28. June 1807)

British troops under Sir Arthur Wellesly defeat a Danish militia outside Copenhagen in the Battle of Køge. (29. August 1807)

A grand jury indicts former Vice President of the United States Aaron Burr on a charge of treason. (22. May 1807)

Napoleonic Wars: the Peace of Tilsit between France, Prussia and Russia ends the War of the Fourth Coalition. (7. July 1807)

The Treaties of Tilsit are signed by Napoleon I of France and Alexander I of Russia. (9. July 1807)