Origin and Settlement, People and relation, Culture and tradition. History of Myanmar (Burma), Karen, is a very rich information source that guides you through, covering the Government Issue, the origin of the people, settlement, culture, tradition, touristic environment and much more: (Full detail on Myanmar (Burma), Karen is found in the book ) The ethnic groups that are part of modern Burma have lived in the region for centuries or millennia. Burma’s history as a unified kingdom dates back to the early 8th and 9th centuries when the Burmans migrated south from the eastern Himalayas and occupied the central plains of Burma and established a dynasty that ruled for almost 500 years. Over the past 1,000 years, Myanmar History and Cultural Information and Travel Guide. Vacation package Book..