sentences:  He was elected in 1799 as Member of Parliament for his father's old seat Killmallock to the Irish House of Commons, sitting until the union of Ireland and Great Britain in 1800/01.He was created Baron Adare on 31 July 1800 – as a staunch supporter of the political union, he was recommended by Lord Cornwallis  – Viscount Mount-Earl on 3 February 1816, and Earl of Dunraven and Mount-Earl on 5 February 1822, all titles in the Peerage of Ireland.He presumably chose the title of Dunraven in honour of his daughter-in-law, the heiress Caroline Wyndham of Dunraven Castle, who had married his eldest son in 1810.