At the Battle of Somosierra (La batalla de Somosierra) (November 30,1808) French forces under Napoleon defeated a heavily outnumbered Spanish force that defend the Somosierra pass in the Sierra de Guadarrama some 60 miles north of Madrid.
At the Battle of Somosierra (La batalla de Somosierra) (November 30,1808) a heavily outnumbered Spanish force failed to prevent Napoleon from capturing Madrid in the Peninsular War. It took place at the Somosierra pass in the Sierra de Guadarrama some 60 miles north of Madrid.