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Cultural Unity (sankalp)
cultural unity
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About the only positive that nationalism does is it allows for greater unity of a nation rather than a nation decided among political, religious or ethnic lines but almost always comes with a price of lost freedoms greater than any benefit.
Charlemagne helped cause the unity in Europe by trying to have everyone unite through the religion Christianity. (There are some more factors in what united Europe, but that was all I could find.)
The Crusades brought much riches to Western Europe and created a sense of religious unity.
Power factor cannot exceed unity!
The Magyars attempted to destroy ethnic identity, unity and peace.
Eastern Europe does not seek anything from Western Europe other than political unity and aid.
what are the benefits over wired communications
Economic unity led to peace in Western Europe post WWII, but not right after (1946). France initiated the establishment of an economic unity between France and Germany, ultimately becoming the European Union. France wanted to economically bond the two countries together as to make a future war physically impossible to happen. The European Steel and Coal Community was created that eventually gave birth to the European Economic Community which eventually gave birth to the European Union.
The Magyars attempted to destroy ethnic identity, unity and peace.