Aside from marking the birth of the EU it is also held to commemorate the architects of the EU, Jean Monnet and Robert Schuman, who single-handedly launched the European project.

• 欧洲日跟欧洲联盟有很大的关系，除了庆祝欧盟的诞生，也要纪念当年一手促成欧盟的功臣，莫内与舒曼。