Prime Minister of Thailand sixteen out of twenty-nine, including the incumbent General Prayut Chan-o-cha. Military dominance began with the country's second Prime Minister, Phot Phahonyothin, who ousted his civilian predecessor in a coup in 1933. The longest serving Prime Minister was Field Marshal Plaek Pibulsonggram at 14 years, 11 months and 18 days. The shortest was Tawee Boonyaket at just 18 days. Nine were removed by coups d'état, three were disqualified by court order, and eleven resigned from office. The youngest ever to occupy office was M.R. Seni Pramoj at 40 years old. Thailand received its first female prime minister, Yingluck Shinawatra, in 2011.
Prime Minister of Lithuania Prime Minister of Lithuania The Prime Minister of Lithuania (, literally translated as Minister-Chairman) is the head of the Government of Lithuania. The prime minister is Lithuania's head of government and is appointed by the President with the assent of the Lithuanian parliament, the Seimas. The modern office of Prime Minister was established in 1990, during the turmoil surrounding the Soviet Union's collapse, although the official title was "Chairperson of the Council of Ministers" until 25 November 1992. Historically, the title of Prime Minister was also used between 1918 and 1940. This was during the original Republic of Lithuania, which