第四次対仏大同盟
During the War of the Fourth Coalition, the regiment fought at the Battle of Jena on 14 October 1806, the Battle of Golymin on 26 December that year, the Battle of Eylau on 7–8 February 1807 (including Marshal Murat's colossal cavalry charge), the Battle of Heilsberg on 10 June, and the eventual victory at the Battle of Friedland on 14 June.