Baron Acton, of Aldenham in the County of Shropshire, is a title in the Peerage of the United Kingdom. It was created on 11 December 1869 for Sir John Dalberg-Acton, 8th Baronet, a prominent historian and Liberal Member of Parliament.
John Dalberg-Acton, 1st Baron Acton
Admiral Alfredo Acton
John Dalberg-Acton, 1st Baron Acton
John Emerich Edward Dalberg-Acton, 1st Baron Acton, 13th Marquess of Groppoli,, better known as Lord Acton, was an English Catholic historian, politician, and writer. He is best remembered for the remark he wrote in a letter to an Anglican bishop in 1887: "Power tends to corrupt, and absolute power corrupts absolutely."
John Dalberg-Acton, 1st Baron Acton
Portrait of John Acton by Franz Seraph von Lenbach, circa 1879.
Lord Acton, with Döllinger and William Gladstone, 1879.