Legal system:
based on civil law system with influences of common law; has not accepted compulsory ICJ jurisdiction
Suffrage:
18 years of age; universal and compulsory
Executive branch:
chief of state: King PHUMIPHON Adunyadet, also spelled BHUMIBOL Adulyadej (since 9 June 1946)
head of government: Prime Minister ABHISIT Wetchachiwa, also spelled ABHISIT Vejjajiva (since 17 December 2008); Deputy Prime Minister SANAN Kachornprasat, also spelled SANAN Kachornparsart (since 7 February 2008); Deputy Prime Minister SUTHEP Thueaksuban, also spelled SUTHEP Thaugsuban (since 22 December 2008); Deputy Prime Minister TRAIRONG Suwannakhiri (since 18 January 2010)
cabinet: Council of Ministers (For more information visit the World Leaders website ) note: there is also a Privy Council advising the king
elections: the monarchy is hereditary; according to 2007 constitution, the prime minister elected from among members of House of Representatives; following national elections for House of Representatives, the leader of the party positioned to organize a majority coalition usually becomes prime minister by appointment by the king; the prime minister limited to two four-year terms
Legislative branch: