1. There were no permanent public hospitals in Thailand prior to 1888 to care for the ill.
2. When an epidemic broke out, temporary hospitals were established to provide medical care for patients.
3. A hospital was built and finished in 1888 under King Chulalongkorn (Ram V), and given the name "Siriraj Hospital" in honour of the king's little son, Prince Siriraj Kakudhabhand, who had passed away from dysentery.
4. On November 27, 1918, King Vajiravudh, who succeeded King Chulalongkorn, created the Department of Health.
5. On March 10, 1942, under King Rama VIII, the Ministries and Departments Reorganization Act (Amendment No. 3) of B.E. 2485 was passed, which led to the creation of the Ministry of Public Health.
6. Later in 1966, the establishment of the Ministry of Public Health was commemorated on November 27.