Basil Williams (1867–1950) was an English historian who wrote extensively on political history. In this book, which was originally published in 1943, Williams presents an account of the lives and careers of John Carteret, Earl Granville (1690–1763) and Thomas Pelham-Holles, Duke of Newcastle (1693–1768). Illustrative figures and genealogical tables are also included, together with detailed textual notes. This book will be of value to anyone with an interest in British history and political history.