Hungarian Prime Minister Viktor Orban (2nd R) and Serbian Prime Minister Aleksandar Vucic (1st R) inspect guards of honor at the Palace of Serbia, in Belgrade, Serbia, on Sept. 5, 2016. (Xinhua/Nemanja Cabric)
Hungarian Prime Minister Viktor Orban (2nd R) and Serbian Prime Minister Aleksandar Vucic (1st R) inspect guards of honor at the Palace of Serbia, in Belgrade, Serbia, on Sept. 5, 2016. (Xinhua/Nemanja Cabric)