Chatham University M. Laughlin Jr. and James Rea. It was renamed Pennsylvania College for Women in 1890, and as Chatham College in 1955. The name served to honor William Pitt, 1st Earl of Chatham and namesake of the City of Pittsburgh. The school gained university status from the Pennsylvania Department of Education on April 23, 2007, and publicly announced its new status on 2007-05-01, changing its name to Chatham University. With elements designed for the original Andrew Mellon estate by the Olmsted Brothers, the Shadyside Campus was designated an arboretum in 1998 by the American Association of Botanical Gardens and Arboreta. It
William Pitt, 1st Earl of Chatham "destroying all party distinctions". Pitt made appointments based not on connections but on merit, such as Charles Townshend to the Exchequer and Shelburne as Secretary of State, to order American affairs. Pitt chose for himself the office of Lord Privy Seal, which required his elevation to the House of Lords, and on 4 August he became Earl of Chatham in the county of Kent and Viscount Pitt of Burton Pinsent in the county of Somerset. Pitt's decision to accept a peerage was likely influenced by his declining health and desire for a less demanding role, but the "great commoner" lost