Although invaded over the centuries, it was never a vassal or a colony to an external power until the third Burmese invasion in 1821 and subsequently the British ingress into Assam in 1824 during the First Anglo-Burmese War.
[1] Later documented rulers, and dynasties who are deemed to have ruled a portion of Assam are included in this list.
The Danava dynasty consisted of Kirata chiefs; the last of whom, Ghatakasura, was killed and replaced by Naraka.
The dynastic history and dates that are accepted today are the result of a re-examination of Ahom and other documents by a team of Nora astronomers and experts who were commissioned to do so by Gaurinath Singha (1780–1795).
[41] The rulers of the Koch kingdom at Khaspur are:[42] Chronology of British colonial reign on Assam: