The European Union is about to change the heads of its key institutions, though not all of them. Leaders of the EU member states have agreed on preliminary candidates, but the European Parliament still needs to approve them. Who will secure the highest positions in the European Union, what will change with their coming, and what consequences Ukraine may face – read below. Сontents Who appoints top EU officials and howWhy Ursula von der Leyen stays in officeAntónio Costa – mediator between EU member statesKaja Kallas – EU’s chief diplomat?Italy’s special position and why it is importantWhat Cen…