Boris Johnson has resinged today. He became the prime minister on 24 July 2019 and was in office for 2 years and 348 days. This now put in top four shortest serving British prime ministers.
Johnson has now served lesser as prime minister for lesser duration than Theresa May. May became prime minister in 2016, served for three years and 12 days until 2019.
In the long history of England there have been only two PM’s Tony Blair and Margaret Thatcher have managed to remain in that role for more than a decade.
However, the PM who has served the shortest term is George Canning. He was the PM only for 119 days.
Here is the full list of prime ministers post the second world war in order of how long they remained in the top job.
Alec Douglas-Home - 1963 – 1964 - 364 days
Anthony Eden - 1955 – 1957 - 1 year and 279 days
Gordon Brown - 2007 – 2010 - 2 years and 319 days
Boris Johnson - 2019 – present - 2 years and 348 days
James Callaghan - 1976 – 1979 - 3 years and 30 days
Theresa May - 2016 – 2019 - 3 years and 12 days
Winston Churchill - 1951 – 1955 - 3 years and 162 days
Edward Heath - 1970 – 1974 - 3 years and 259 days
Harold Wilson - 1974 – 1976 - 5 years and 247 days
David Cameron - 2010 – 2016 - 6 years and 64 days
Clement Attlee - 1945 – 1951 - 6 years and 93 days
John Major - 1990 – 1997 - 6 years and 156 days
Harold Macmillan - 1957 – 1963 - 6 years and 282 days
Tony Blair - 1997 – 2007 - 10 years and 57 days
Margaret Thatcher - 1979 – 1990 - 11 years and 209 days
