Weird European Borders

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Across
  1. 4. It is divided into 12 provinces
  2. 5. Made up of a bunch of countries and islands scattered around
  3. 6. This border is all because of world war 2
Down
  1. 1. Micro nation in a mountain range
  2. 2. Made up of 4 nations
  3. 3. Worlds smallest country