The government offices, private buildings and most highrises are decorated with national flags and are brightly illuminated. Now Constitution Day is a time for us to continue their legacy and develop habits of citizenship in a new generation of Thailand. Constitution Day is a holiday which is celebrated to honor the constitution of a country.  Constitution Day Celebrations commemorate the day on which Thailand was bestowed with its first national constitution and got its transition from Absolute Monarchy to Constitutional Monarchy in 1932. Constitution Day Celebrations honor the significant day on which Thailand's first Constitution was promulgated in 1932 by the famous King Prajadhipok (Rama VII) of Thailand.