( CNN ) -- Violence and the resulting displaced people have created a crisis in Mali that is the worst in its recent history , a new report by Amnesty International says . Fighting in northern Mali has resulted in hundreds of thousands of displaced people , the human rights organization said . Many have been subjected to arbitrary detention , extrajudicial executions or sexual violence , the report found . Since the beginning of 2012 , the report found , Mali has faced a situation that has `` questioned both the integrity of its territory as well as almost 20 years of political stability . '' Fighters arriving from Libya in early 2012 fueled a Tuareg rebellion that included attacks against Malian outposts in the north of the country , the report said . The rebels are accused of violating international humanitarian law because they executed soldiers they caught in combat . According to Amnesty , the Malian army responded by bombing indiscriminately to civilian areas . Disaster looms for people of Mali as country is split by revolt . Adding to the country 's woes , in March , a group of noncommissioned officers took power after a military coup . The new government suspended the constitution and arrested political leaders , Amnesty reported . While the military leaders sought legitimacy for their government , the armed groups took over northern Mali . `` After two decades of relative stability and peace , Mali is now facing its worst crisis since independence in 1960 , '' Gaetan Mootoo , Amnesty International 's West Africa researcher , said in a statement . `` The entire north of the country has been taken over by armed groups who are running riot . Tens of thousands of people have fled the region , creating a humanitarian crisis in Mali and in neighboring countries . '' As of May , there were about 130,000 internally displaced people in Mali and an additional 190,000 who fled to neighboring countries as refugees , the report states . Amnesty International spoke with witnesses who talked about women and girls being raped by armed men and found child soldiers among the ranks of the Tuareg . Meanwhile , Malian security forces are accused of killing unarmed people . According to the organization , all parties in the conflict have committed human rights violations .
Rebels have taken over northern Mali . Amnesty International reports arbitrary detentions , extrajudicial killings and sexual abuse . Both sides have committed abuses , the human rights group says .