Arthur Wellesley, 2nd Duke of Wellington Arthur Wellesley, 2nd Duke of Wellington Lieutenant-General Arthur Richard Wellesley, 2nd Duke of Wellington, (3 February 1807 – 13 August 1884), styled Lord Douro between 1812 and 1814 and Marquess of Douro between 1814 and 1852, was a British soldier and politician. The eldest son of Arthur Wellesley, 1st Duke of Wellington, victor of Waterloo and Prime Minister, he succeeded his father in the dukedom in 1852 and held minor political office as Master of the Horse from 1853 to 1858. In 1858 he was made a Knight of the Garter. Wellesley was born at Harley Street, Marylebone, London, the
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