Mongkut Mongkut Phra Bat Somdet Phra Poramenthra Maha Mongkut Phra Chom Klao Chao Yu Hua (), or Rama IV, known in English-speaking countries as King Mongkut (18 October 18041 October 1868), was the fourth monarch of Siam (Thailand) under the House of Chakri, ruling from 1851 to 1868. Outside Thailand, he is best known as the king in the 1951 musical and 1956 film "The King and I", based on the 1946 film "Anna and the King of Siam"in turn based on a 1944 novel by an American missionary about Anna Leonowens' years at his court, from 1862 to 1867. During
Anna Leonowens as she continued to travel the world. This marriage ended the family's money worries. Leonowens resumed her teaching career and taught daily from 9 am to 12 noon for an autumn half at the Berkeley School of New York at 252 Madison Avenue, Manhattan, beginning on 5 October 1880; this was a new preparatory school for colleges and schools of science and her presence was advertised in the press. Leonowens visited Russia in 1881, shortly after the assassination of Tsar Alexander II, and other European countries, and continued to publish travel articles and books. She settled in Halifax, Nova Scotia,