Records of Prime Ministers of the United Kingdom The tallest Prime Minister is believed to be Lord Salisbury, who was around in height, although Downing Street's own website lists James Callaghan as the tallest. The longest personal name held by a British Prime Minister was that of Lord Derby whose three forenames and double-barreled surnameEdward George Geoffrey Smith-Stanleytotal 32 letters. The shortest baptismal names, each 10 letters long, were held by Lord Bute who was plain John Stuart, and Sir Robert Peel. John Major was baptised "John Roy Major" but his birth certificate simply read "John Major", and so his legal name has only nine letters. (He used
Prime Minister of Slovakia that upon the accession to the office each Prime Minister must gain and thereafter maintain the confidence of the Parliament. As soon as the Prime Minister loses the confidence, the President is obliged to dismiss him and designate a new Prime Minister or entrust the dismissed Prime Minister to act as a caretaker with limited powers. The Prime Minister is the most powerful office in state, since he commands and presides over the Government. Although it is not the Prime Minister but the President who appoints Ministers in Cabinet, the President appoints Ministers on the advice of the Prime Minister.