Background: Burma unrestWhat sparked the violence in June?
The rape and murder of a young Buddhist woman in Rakhine in May, which set off a chain of deadly religious clashes.
Why was a state of emergency declared?
It allows the introduction of martial law, which means the military can take over administrative control of the region.
Who are the Rohingyas?
The United Nations describes them as a persecuted religious and linguistic minority from western Burma. The Burmese government, on the other hand, says they are relatively recent migrants from the Indian sub-continent. Neighbouring Bangladesh already hosts several hundred thousand refugees from Burma and says it cannot take any more.