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
Diana Gould – Margaret Thatcher exchange she telephoned Tam Dalyell, a Labour MP who had been pressing for information about the sinking, and asked him to brief her. Thatcher and Sue Lawley, the anchor, were in the BBC's Lime Grove Studios in Shepherd's Bush, west London, where the prime minister took questions from 18:25 until 19:00. Gould, in the BBC's Bristol studio, was the fourth member of the public to be invited to speak. "Mrs. Thatcher," she asked, "why, when the Belgrano, the Argentinian battleship, was outside the exclusion zone and actually sailing away from the Falklands, why did you give the orders to sink it?"