SERBIA-KOSOVO-NATO-EU-WAR-15YEARS-UKRAINE-RUSSIA-CRISIS

TO GO WITH AFP STORY BY ALEKSANDRA NIKSIC People ride a tram on March 22, 2014 past the building of the former federal Interior Ministry in Belgrade, which was destroyed during the 1999 NATO air campaign against Serbia and Montenegro. When NATO warplanes launched their first air campaign on European soil in 1999 to force Serbia to halt a crackdown on independence-seeking Kosovo, the European Union was far from the minds of both Belgrade and Pristina. Now, fifteen years later, former bitter foes have made their first steps on the European path, after reaching historic accords on normalization of relations last April, under watchful EU mediation. AFP PHOTO / ANDREJ ISAKOVIC (Photo credit should read ANDREJ ISAKOVIC/AFP via Getty Images)