Policemen carry their weapons during fighting between Arakanese and Rohingya communities in Sittwe, Arakan state. (Reuters) The Burmese government could have prevented the recent sectarian violence in Arakan state, which killed at least 78 people and displaced 100,000, but instead stood by and watched abuses perpetrated against both Arakanese and Rohingya communities, according to Human Rights Watch (HRW).