History. -- Politics and government 2 Relations -- 2 Civilization -- 1 Commerce -- 1 Communism -- 1 Economic conditions 1 more ... Economics -- 1 Ethnic relations 1 History 1 Indic influences 1 Islamic influences 1 Political activity -- 1 Politics and government -- 1 Social and customs. -- 1 Teachers -- 1 Teachers' unions -- 1 Thais -- 1 less ...