Question: In which year did this British peer and politician whose daughter was Henrietta Ponsonby, Countess of Bessborough pass away?
Sentence (from "Earl of Bessborough"): In 1749 he was given the additional title of Baron Ponsonby of Sysonby, in the County of Leicester, in the Peerage of Great Britain, which entitled him to a seat in the British House of Lords.
Relevant evidence: No