The former British Prime Ministers listed in the crossword are Benjamin DISRAELI, Edward HEATH, Anthony EDEN, Tony BLAIR, Gordon BROWN, John MAJOR and Margaret Thatcher, and James Callaghan. DISRAELI was a Conservative Prime Minister who served from 1868 to 1874 and again from 1874 to 1880. HEATH was a Conservative Prime Minister from 1970 to 1974. EDEN was a Conservative Prime Minister from 1955 to 1957. BLAIR was a Labour Prime Minister from 1997 to 2007. BROWN was a Labour Prime Minister from 2007 to 2010. MAJOR was a Conservative Prime Minister from 1990 to 1997. Thatcher was a Conservative Prime Minister from 1979 to 1990. Callaghan was a Labour Prime Minister from 1976 to 1979.