Ribbon: Red.

Instituted: 1 October 1817.

Awarded: To the two Companies of Sappers and Engineers under General Legues who, at the beginning of the French invasion after the events at Madrid in 1808, refused to serve under the French and assisted in saving the flags, the military stores and arms of the first division and escaped from Alcalá de Henares on 2 May 1808, fleeing to Sierra de Cuenca.