 Its sister paper, the "Daily Mail", was first published in 1896.In July 2011, after the closure of the "News of the World", "The Mail on Sunday" sold some 2.5 million copies a week—making it Britain's biggest-selling Sunday newspaper—but by September that had fallen back to just under 2 million.Like the "Daily Mail" it is owned by the Daily Mail and General Trust (DMGT), but the editorial staffs of the two papers are entirely separate.