Explains the reorganization of the Royal Thai Army after King Rama V came back from Europe in 1897. Relates the establishment of new headquarters and ten divisions. Enumerates the change brought about by the 1932 coup. Contains charts showing organization of the Supreme Command Headquarters in 1940; organization of field army mobilized for the Indo-China conflict; and organization of the Northeast army (November 1940). Explains organization of Royal Thai Army in 1940 for Indo-China conflict. Describes Conscription Act of 1954. [TAIC]