Watch The Balkan Line (2019) HD Full Movie Free on solarmovie.do. Watch The Balkan Line (2019) online free. After the NATO bombing of Yugoslavia in 1999, the Yugoslav army pulls out of Kosovo region, leaving ...After the NATO bombing of Yugoslavia in 1999, the Yugoslav army pulls out of Kosovo region, leaving Serbian people at the mercy of the Albanian UCK terrorists. A small band of soldiers must take over the Slatina airport, and hold it until the Russian peacekeepers arrive.