sentences:  The regiment fought at the Battle of Talavera in July 1809 under Sir Arthur Wellesley and then contributed to a successful ambush of the enemy at the Battle of Usagre in May 1811 during the Peninsular War.The regiment took part in a successful charge at the Battle of Salamanca in July 1812 and in the aftermath seized some of Joseph Bonaparte's silver; it then fought at the Battle of Vitoria in June 1813 and at the Battle of Toulouse in April 1814.The regiment was designated a light dragoons in 1818, becoming the 4th (The Queen's Own) Regiment of (Light) Dragoons and went to fight at the Battle of Ghazni in July 1839 during the First Anglo-Afghan War.