Apr 18 First run of 2,000 guineas horse race at Newmarket, England Battle of Abensberg Apr 20 Napoleon I and French forces defeat Austria at Battle of Abensberg, Bavaria French Emperor Napoléon Bonaparte Apr 22 Battle of Eckmühl: Napoleon's French and Bavarian force defeats the Austrians under the Archduke Charles at Eggmühl, Bavaria. Gives Napoleon the strategic initiative for the rest of the War of the Fifth Coalition. Mar 1809 Historical Events by Year May 1809 Famous People Who Were Admirals Aviators Gangsters Generals Industrialists Suffragists