 They took part in the Battle of Talavera on 27–28 July.The 1st Battalion, which had seen heavy casualties, received a draft of 300 men from the 2nd Battalion in February 1810, bringing up to full strength.They saw action in a number of minor engagements taking part in the Battle of Salamanca (22 July 1812) and the Siege of Burgos (September - October 1812), the Battle of the Pyrenees (July - August 1813).