Prime minister leader, the incoming leader will usually be referred as "prime minister-in-waiting". An example or this situation was in 2016 in the United Kingdom when Theresa May was elected leader of the Conservative Party while David Cameron was still prime minister. Ukraine's constitution (1996) lists the powers, functions and duties of the Prime Minister of Ukraine. Most prime ministers in parliamentary systems are not appointed for a specific term in office and in effect may remain in power through a number of elections and parliaments. For example, Margaret Thatcher was only ever appointed prime minister on "one" occasion, in 1979. She
Office of the Prime Minister (Canada) Office of the Prime Minister (Canada) In Canada, the Office of the Prime Minister (more commonly referred to as the Prime Minister's Office and abbreviated as PMO), located in the Office of the Prime Minister and Privy Council building, facing Parliament Hill, in Ottawa, is one of the most powerful parts of the government. It is made up of the prime minister and his or her top political staff, who are charged with advising the prime minister on decisions, making the office a wholly partisan body. It should not be confused with the Privy Council Office (PCO), which is the