The Anglo Abor War was a series of events which took place in 1911 between the British and the Abor Tribesmen in what is today Arunachal Pradesh. The British were keen to explore and Map out the almost impenetrable Jungles that the Siang River cut through in the Eastern Himalayas. And of course this put them on a collision course with the local Tribal communities who saw them as invaders and outsiders.