Bunagana, is a small town in Rutshuru Territory, North Kivu Province, in eastern Democratic Republic of the Congo, at the border with Uganda. It served as the headquarters of the M23 rebel militia until October 2013.
Wikipedia https://en.wikipedia.org/wiki/Bunagana,_Democratic_Republic_of_the_Congo
Coordinates -1°18'46.926" N 29°35'43.361" E