Who was Britain's oldest Prime Minister and lived in the Seaforth House built for his father?
Seaforth House Seaforth House was a mansion in Seaforth, Merseyside England built in 1813 for Sir John Gladstone, father of William Ewart Gladstone who was Prime Minister of the United Kingdom four times.
Sir Charles Trevelyan, 3rd Baronet Sir Charles Philips Trevelyan, 3rd Baronet, {'1': ", '2': ", '3': ", '4': "} (28 October 1870 – 24 January 1958) was a British Liberal Party, and later Labour Party, politician and landowner. He served as President of the Board of Education in 1924 and between 1929 and 1931 in the first two Labour administrations of Ramsay MacDonald.