The American Society In London | 66 followers on LinkedIn. The American Society in London is the oldest American society in the UK, pre-dating the Atlantic Union, the Pilgrims, American Aid and The Harvard and Princeton Clubs in England to name a few. Founded in 1895 to promote good fellowship between the USA and UK, it has a rich history including Gordon H. Selfridge as a past chairman and past event attendees including Jacqueline Kennedy.