✓ European Union and its neighbours

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  European Union and its neighbours
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  European Economic Area and Switzerland
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  European Economic Area
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  European Free Trade Areas
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  Political systems within the European Union

✓ European Union and its history

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  European Coal and Steel Community
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  European Economic Community
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  European Atomic Energy Community

✓ European Union and its treaties

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  Treaty of Paris
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  European Defence Treaty
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  Treaties of Rome
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  Merger Treaty
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  Single European Act
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  Treaty of Maastricht
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  Treaty of Amsterdam
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  Treaty of Nice
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  European Constitution
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  Treaty of Lisbon
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  Ratification procedure of the Treaty of Lisbon
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  Declaration on European symbols
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  Treaty of Accession 2003
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  Treaty of Accession 2005
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  Treaty of Accession 2011

✓ European Union and its enlargement

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  Enlargement in the 1970s
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  Enlargement in the 1980s and the 1990s
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  Enlargement in the 2000s
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  Enlargement 2007
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  Enlargement 2013
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  Future enlargement
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  European Union and Albania
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  European Union and Bosnia and Herzegovina
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  European Union and Kosovo
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  European Union and Montenegro
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  European Union and North Macedonia
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  European Union and Serbia
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  European Union and Turkey

✓ Institutions of the European Union

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  Party affiliations in the European Council
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  Party affiliations in the European Commission

✓ European Union law

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  Opt-outs in the European Union
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  Mechanism for cooperation and verification
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  Application of the Dublin regulation

✓ Euro area

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  Euro area as a single entity
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  Euro area
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  Single euro payments area
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  European exchange rate mechanism
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  International usage of the euro in Africa

✓ Schengen area

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  Schengen area as a single entity
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  Schengen area
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  Border controls at internal and external Schengen borders
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  Local border permits
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  Common visa policy
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  Schengen information system
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  Nordic passport union

✓ Enhanced cooperation

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  Enhanced cooperation on divorce law
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  Enhanced cooperation on property regime rules
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  Enhanced cooperation on European Public Prosecutor
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  Enhanced cooperation on European unitary patent
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  Enhanced cooperation on financial transaction tax

✓ Positions of the member states

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  Euro bonds
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  Provisional relocation of asylum seekers from Italy and Greece

✓ Seat distributions

Political systems

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  Political systems
  Head of state
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  Political systems
  Form of government
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  Political systems
  Internal structure
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  Political systems
  Number of houses