Kosovo, after its incorporation into the Serbian Republic of Yugoslavia, became increasingly restive during the 1990s as Yugoslavia plunged into internal war and Kosovo's ethnic Albanian residents (Kosovars) sought autonomy. In March 1999, NATO forces began airstrikes against targets in Kosovo and Serbia in an effort to protect Kosovars against persecution. The bombing campaign ended in June 1999, and Kosovo was placed under transitional UN administration while negotiations on its status ensued. Kosovo eventually declared independence in 2008. Despite internal political tension and...