Prime Minister of Thailand largest political party in the lower house or the leader of the largest coalition of parties. In accordance with the constitution, the prime minister can only be appointed twice and is therefore limited to a maximum of two consecutive terms. The post of Prime Minister is currently held by Retired General Prayut Chan-o-cha, since the coup d'état on 22 May 2014. The office of the "President of the People's Committee" (), later changed to "Prime Minister of Siam" (), was first created in the Temporary Constitution of 1932. The office was modeled after the Prime Minister of the United Kingdom,
Prime Minister of Australia the Fourth Deakin Ministry (June 1909 to April 1910), when it was known as "Prime Minister (without portfolio)". If a government cannot get its appropriation (budget) legislation passed by the House of Representatives, or the House passes a vote of "no confidence" in the government, the Prime Minister is bound by convention to immediately advise the Governor-General to dissolve the House of Representatives and hold a fresh election. Following a resignation in other circumstances or the death of a Prime Minister, the governor-general generally appoints the Deputy Prime Minister as the new Prime Minister, until or if such time as