Sir John Emerich Edward Dalberg-Acton, 1st Baron Acton, KCVO (1834-1902), commonly known as simply Lord Acton, was an English historian, the only son of Sir Ferdinand Dalberg-Acton, 7th Baronet and grandson of the Neapolitan admiral, Sir John Acton, 6th Baronet. He was a master of the principal foreign languages and began at an early age to collect a magnificent historical library, with the object - which, however, he never realized - of writing a great aHistory of Liberty. a In politics, he was always an ardent Liberal. ...