Chatham ministry Chatham ministry The Chatham ministry was a British government led by William Pitt, 1st Earl of Chatham that ruled between 1766 and 1768. Because of Pitt's former prominence before his title, it is sometimes referred to as the Pitt ministry. Unusually for a politician considered to be Prime Minister, Pitt was not First Lord of the Treasury during the administration, but instead held the post of Lord Privy Seal. Pitt, who moved to the Lords as Earl of Chatham upon his accession to the ministry, was determined to form a ministry of "men, not measures," that would give office to
Wilmot Vaughan, 2nd Earl of Lisburne Wilmot Vaughan, 2nd Earl of Lisburne Wilmot Vaughan, 2nd Earl of Lisburne (9 May 1755 – 6 May 1820), styled Hon. Wilmot Vaughan from 1766 to 1776 and Viscount Vaughan from 1776 to 1800, was a Welsh landowner and Irish peer. He was the son of Wilmot Vaughan, 4th Viscount Lisburne, later Earl of Lisburne, and his first wife Elizabeth Nightingale, who died of complications from his birth. He was educated at Eton College, and on 4 January 1773, he matriculated at Magdalen College, Oxford. Unfortunately, he showed signs of insanity as early as 1778, and he was declared a