Since 2012, Myanmar has placed more than 100,000 members of the Rohingya minority in camps like this one in Rakhine State. Myanmar considers them illegal immigrants, though in many cases their families have lived in the country for generations.
Myanmar and its neighbors see the Rohingya group and the seaborne trafficking of migrants in the region very differently, complicating the refugees’ plight. Here is a rundown of their policy stances so far: (
http://www.nytimes.com/interactive/2015/05/13/world/asia/15rohingya-explainer.html