By 1900 popular journalism in Britain aimed at the largest possible audience, including the working class, had proven a success and made its profits through advertising. Alfred Harmsworth, 1st Viscount Northcliffe (1865–1922), "More than anyone... shaped the modern press. Developments he introduced or harnessed remain central: broad contents, exploitation of advertising revenue to subsidize prices, aggressive marketing, subordinate regional markets, independence from party control. His "Daily Mail" held the world record for daily circulation until his death. Prime Minister Lord Salisbury quipped it was "written by office boys for office boys".