Prime Minister of Israel Basic Laws of Israel explicitly vest executive power in the government, of which the Prime Minister is the leader. The office of Prime Minister came into existence on 14 May 1948, the date of the Declaration of the Establishment of the State of Israel, when the provisional government was created. David Ben-Gurion, leader of Mapai and head of the Jewish Agency became Israel's first Prime Minister. The position became permanent on 8 March 1949, when the first government was formed. Ben-Gurion retained his role until late 1953, when he resigned in order to settle in the Kibbutz of Sde Boker.
Deputy Prime Minister of Canada role, few to no research sources exist to provide a complete list of everyone who was ever named as acting prime minister. However, John Diefenbaker's selection of Ellen Fairclough as acting prime minister on February 19 and 20, 1958, is historically noteworthy as Fairclough was the first woman ever designated. Prior to the creation of this position, the position of "Senior Minister" was a ceremonial position used in a similar manner, heading the order of precedence. Upon the absence of the Prime Minister, the Senior Minister would become the Acting Prime Minister. Deputy Prime Minister of Canada The Deputy Prime