The tension between various religious groups in the country had often been exploited by the past military governments of Myanmar.[7] According to Amnesty International, the Rohingya have suffered from human rights violations under past military dictatorships since 1978, and many have fled to neighbouring Bangladesh as a result.[11] In 2005, the United Nations High Commissioner for Refugees had assisted with the repatriation of Rohingyas from Bangladesh, but allegations of human rights abuses in the refugee camps threatened this effort.[12] In 2015, 140,000 Rohingyas remained in IDP camps after communal riots in 2012.[13]