Question: The leader of the Anglo-Portuguese Army that defeated French forces during the Battle of Buçacoalso  defeated Napoleon during what battle?
Sentence (from "Arthur Wellesley, 1st Duke of Wellington"): Field Marshal Arthur Wellesley, 1st Duke of Wellington, {'1': ", '2': ", '3': ", '4': "} (1 May 1769 – 14 September 1852) was an Anglo-Irish soldier and statesman who was one of the leading military and political figures of 19th-century Britain.
Relevant evidence: No