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.
July 1966 Burundian coup d'état of Prime Minister. Less than five months later Micombero led a third coup d'etat on 28 November which ousted Ntare after just six months on the throne. Micombero abolished Burundi's monarchy and declared the nation a Republic. This allowed Micombero to establish a one-party military dictatorship which would last until his own overthrow in 1976. Ntare V fled into exile but returned to the country from Uganda in 1972, at which time he was assassinated under circumstances that have yet to be fully explained. July 1966 Burundian coup d'état On 8 July 1966, a coup d'état took place in the