In the Battle of Mansilla or Battle of Mansilla de las Mulas on 30 December 1808 an Imperial French corps led by Nicolas Soult caught up with a Spanish corps commanded by Pedro Caro, 3rd Marquis of la Romana. Soult's cavalry under Jean Baptiste Marie Franceschi-Delonne overran la Romana's rear guard led by General Martinengo. Mansilla de las Mulas is a town located 17 kilometres (11 mi) southeast of León, Spain. The combat occurred during the Peninsular War, part of the Napoleonic Wars.