What are obstacles does the European unity face?

The desire for unification is deeply rooted in European thought, and the concept has gained in importance and acceptance over the centuries. At the close of World War II, Europe lay in shambles which were the culmination of strife, misrepresentation, and hatred. Separated from its eastern portion and faced with the Communist menace, Western Europe had the choice of co-operation or going under.

Explanation:

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