Bulgarian Ambassador in Belgrade H E Radko Vlaykov said “EU is what its Member States want it to be. It is effective to the extent to which effective and Member States. Understanding that exists between us is the key to success in different sectors”. Ambassador of Romania H E Oana Cristina Popa said: “The EU has not only brought changes at the macro level. The life of each of Romanians today, in one way or another, the result of the European integration of Romania”.