Mu gihe cy'imyaka irenga 30, inkuru zivuga ku bibazo by'umutekano muke mu Burasirazuba bwa Repubulika Iharanira Demokarasi ya Congo z'abanyamakuru bo mu bihugu byo mu Burengerazuba bw’Isi, abashakashatsi mpuzamahanga, n'imiryango iharanira uburenganzira bwa muntu, zagiye ahanini zinyuranya n’ukuri dore ko bazikora bari mu bilometero ibihumbi uvuye aho ibi bibazo biri.