Such a step has called for the extraordinary courage of leaders, Trump said, broadcast the US State Department on his account at the Instagram.

Trump was quoted as saying that “ex1> of Serbia's president, Aleksandar Vuciq, and of Kosovo Prime Minister Avdullah Hoti, has been needed to launch these talks and “to come to Washington to finalise dues”.

“Doing so, they have made their countries, the Balkans and the world safer”, Trump said.