State presidency existed from 1961 to 1994. Office became executive in 1984 after abolishing Prime Minister. First elected president was Nelson Mandela
Vice president is second-highest executive branch officer after president. Serves as Senate president and casts tie-breaking votes. Two vice presidents served under multiple presidents
Born in Taipei in 1956, Tsai studied law at multiple prestigious institutions. Became a law professor at Soochow and National Chengchi Universities. Obtained a PhD from the London School of Economics
Head of state is highest-ranking position in sovereign states. Four main types: standard model, non-executive model, semi-presidential, presidential. Parliamentary systems have ceremonial heads with limited executive powers. Presidential systems have head of state as both head of government and executive
President is France's supreme head of state and commander-in-chief. First proposed during 1830 July Revolution, first elected in 1848. Current president is Emmanuel Macron since 2017
First state representative was Sun Yat-sen in 1912. Current presidency established in 1949 as chairman of Central People's Government. Mao Zedong and Liu Shaoqi held office until 1968. Office abolished in 1975, reinstated in 1982 with reduced powers