The first constitution was promulgated by the court of 1283.
General elections will be held when a new constitution has been promulgated.
The new constitution was promulgated in March 1967, and local elections held.
On 21 April 1923, a new liberal constitution was promulgated.
A new constitution was drafted and promulgated in late 2007.
The new constitution was accordingly promulgated on 18 August 2009.
Following the election, the country's fifth constitution was promulgated in August.
In 1978 a new democratic constitution was promulgated and approved by referendum.
A new constitution was promulgated in 1934, transferring powers to the president.
Eventually Sarit's constitution was promulgated but not until after his death.