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 soldier in Dormer's regiment during the Jacobite rising of 1715 and fought at the Battle of Preston that year against the Jacobite forces. As of the last Prime Minister to be an armed forces veteran was James Callaghan, Prime Minister in 1976–79, who served in the Royal Navy in the Second World War, from 1942 to 1945, seeing action with the East Indies Fleet and reaching the rank of Lieutenant. He was the only future Prime Minister to serve in the navy rather than the army. In contrast to many nations, Britain has had only two Prime Ministers who have