Military career of Arthur Wellesley, 1st Duke of Wellington Military career of Arthur Wellesley, 1st Duke of Wellington Arthur Wellesley, 1st Duke of Wellington, (1 May 1769 – 14 September 1852), was one of the leading British military and political figures of the 19th century. Often referred to only as "The Duke of Wellington", he led a successful military career in India during the Fourth Anglo–Mysore War (1798–99) and the Second Anglo-Maratha War (1803–1805), and in Europe during the Napoleonic Wars (1803–1815). Starting his career in 1787 as a commissioned officer in the infantry, before seeing his first action in the Flanders Campaign, Wellesley rose in rank by purchasing
William Wellesley-Pole, 3rd Earl of Mornington 1835 Postmaster-General. From 1838 he held the honorary position of Captain of Deal Castle. On the death in 1842 of his elder brother Richard Wellesley, 1st Marquess Wellesley and 2nd Earl of Mornington, he succeeded as 3rd Earl of Mornington. In 1784 Lord Mornington married Katherine Elizabeth Forbes, daughter of Admiral John Forbes and granddaughter of the George Forbes, 3rd Earl of Granard, and of William Capell, 3rd Earl of Essex. They had the following progeny, one son and three daughters: He died on 22 February 1845. William Wellesley-Pole, 3rd Earl of Mornington William Wellesley-Pole, 3rd Earl of Mornington (20