Add To Calendar
Constitution Day
Date: December 10, 2025
Constitution Day
Constitution Day in Thailand, celebrated on December 10th, commemorates the country's transition to a constitutional monarchy in 1932. The day marks the signing of the first permanent constitution, which ended centuries of absolute monarchy and established a new system of governance where the King remains the head of state but his powers are limited by the constitution. It is a national public holiday with government offices and schools closed, and it is often marked by parades, celebrations, and a public holiday if it falls on a weekend.
Read more


