Henry Wellesley, 1st Baron Cowley Henry Wellesley, 1st Baron Cowley Henry Wellesley, 1st Baron Cowley GCB (20 January 1773 – 27 April 1847) was a British diplomat and politician. Wellesley was the fifth and youngest son of Garret Wellesley, 1st Earl of Mornington, by the Honourable Anne Hill-Trevor, eldest daughter of Arthur Hill-Trevor, 1st Viscount Dungannon. He was the younger brother of Arthur Wellesley, 1st Duke of Wellington, Richard Wellesley, 1st Marquess Wellesley and William Wellesley-Pole, 3rd Earl of Mornington. He was educated at Eton and at the court of the Duke of Brunswick. He purchased an Ensigncy in the 40th Foot in 1790. Wellesley's
Arthur Wellesley, 1st Duke of Wellington his brother's term as Governor-General of India ended in March 1805, the brothers returned together to England on HMS "Howe". Arthur, coincidentally, stopped on his voyage at the little island of Saint Helena and stayed in the same building to which Napoleon I would later be exiled. In September 1805, Major-General Wellesley was newly returned from his campaigns in India and was not yet particularly well known to the public. He reported to the office of the Secretary for War to request a new assignment. In the waiting room he met Vice-Admiral Horatio Nelson, already a legendary figure after his