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
Prime Minister of Laos the People's Democratic Republic traces its lineage back to Kaysone Phomvihane, the first Prime Minister of the People's Democratic Republic. The predecessor office to the Prime Minister of the People's Democratic Republic was the Prime Minister of the former Kingdom of Laos. There have been 7 prime ministers of the People's Democratic Republic, but there have been 17 prime ministers of Laos if the prime ministers of the Kingdom of Laos are counted. Between December 1959 to December 1960, Laos had six different Prime Ministers, who were ousted by six successive political coups. Prime Minister of Laos The Prime Minister