His Majesty attended the Ecole Nouvelle de la Suisse Romande, Chailly sur Lausanne. Later on he moved to the Gymnase Classique Cantonal of Lausanne from where he received his Bachelier s lettres diploma. He then chose to enter Lausanne University to study science, but the sudden death of his elder brother, King Ananda Mahidol, in Bangkok on the 9th of June, 1946, changed the course of his life completely, for the Law of Succession bestowed on him the arduous but challenging function of the Thai Crown. The Government on behalf of the people came to ask the Princess Mother for her other son to be their King. As he had not finished his education, His Majesty decided to go back to Switzerland for another period of study, but this time in the subject of Political Science and Law in order to equip himself with the proper knowledge for government