A Kosovo-Serbia land swap would be peaceful ethnic cleansing. But at least it would bring peace. The Balkans remains in strategic limbo. Kosovo declared independence from Serbia 10 years ago, but Serbia has yet to come to terms with its loss — refusing to recognize Kosovo and stirring trouble between the country’s ethnic Serbs and the ethnic Albanian majority. Almost two decades after the NATO bombing campaign to drive Yugoslav forces from Kosovo, some 4,000 NATO troops remain there to keep the peace. See at: https://www.nytimes.com/2018/09/13/opinion/kosovo-serbia-land-swap.html