European Union is Serbia's largest donor and would never invest such energy and resources without a firm belief in its European destiny Herman van Rompuy said, Tanjug news agency reports. Former President of the European Council and Belgian Prime Minister, who will participate in a panel entitled "EU and Serbia: a common destiny?" on Tuesday in Belgrade along with Serbian President Aleksandar Vucic, pointed out it is obvious to him that Belgium, the EU and Serbia share a common destiny, which is why the EU remains resolutely committed to encouraging Serbia on its European path. "It's a matte