In which year did this British peer and politician whose daughter was Henrietta Ponsonby, Countess of Bessborough pass away?
John Spencer, 1st Earl Spencer John Spencer, 1st Earl Spencer (19 December 1734 – 31 October 1783) was a British peer and politician.
Charles Jenkinson, 3rd Earl of Liverpool Charles Cecil Cope Jenkinson, 3rd Earl of Liverpool (29 May 1784 – 3 October 1851), styled The Honourable Charles Jenkinson between 1786 and 1828, was a British politician.