Records of Prime Ministers of the United Kingdom of . From oldest to youngest: The most recent death of a former Prime Minister was that of Baroness Thatcher (served 1979–90) on 8 April 2013 (aged 87 years, 177 days). Seven Prime Ministers have died in office: Spencer Perceval is the only British Prime Minister to have been assassinated. Sir Robert Peel, Margaret Thatcher and John Major survived assassination attempts in 1843, 1984 and 1991 respectively. Sir Henry Campbell-Bannerman and Bonar Law each resigned during their respective final illnesses. Law died five months after his resignation, but Campbell-Bannerman lived only another 19 days, dying at 10 Downing Street, the
Records of Prime Ministers of the United Kingdom Ministers, including Thatcher, received it after serving office. As of , the only currently living Knight among them is John Major, knighted in 2005. The first and so far only Prime Minister to have received a British gallantry award was Sir Anthony Eden who won the Military Cross (MC) while serving in the army in the First World War, before entering parliament. After Sir Robert Walpole, three other Prime Ministers have been in office at a time when no former Prime Ministers were alive: After Lord Wilmington, eleven other Prime Ministers have been in office at a time when only