The 3e régiment de cuirassiers fought at Austerlitz, Jena, Eylau, Friedland, Eckmühl, Essling, Wagram, as well as sending a detachment to Spain. Alongside 1r and 2e cuirassiers this detachment formed the1r regiment provisoire de grosse cavalerie, which eventually became the 13e régiment de cuirassie...