Deputy Prime Minister of the United Kingdom as to the absence of a formal post of Deputy Prime Minister in Britain's uncodified constitution. Theoretically the sovereign possesses the unrestricted right to choose someone to form a government following the death, resignation or dismissal of a Prime Minister. One argument made to justify the non-existence of a permanent deputy premiership is that such an office-holder would be seen as possessing a presumption of succession to the premiership, thereby effectively limiting the sovereign's right to choose a prime minister. However, only two Deputy Prime Ministers have gone on to become Prime Minister. Clement Attlee won the 1945 general election
Minister for the purposes of the Atlantic Canada Opportunities Agency Act serves as the Minister of Innovation, Science and Economic Development, whose portfolio includes the six Canadian regional development agencies (including ACOA). Key: Minister for the purposes of the Atlantic Canada Opportunities Agency Act The Minister for the purposes of the Atlantic Canada Opportunities Agency Act, more commonly the Minister for the Atlantic Canada Opportunities Agency or Minister of the Atlantic Canada Opportunities Agency (), is the member of the Cabinet of Canada who also serves as the chief executive of the Atlantic Canada Opportunities Agency (ACOA). The post is traditionally held by an MP from Atlantic Canada, although occasionally the