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The European Coal and Steel Community
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Denemark ,Ireland and United Kindom
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GREECE
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Spain and Portugal
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The Erupean Union was born.
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Austria, Sweden and Finland
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Poland, Czech Republic, Hungary, Slovakia, Latvia, Estonia, Slovenia, Cyprus, Lithuania, and Malta
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Bulgaria and Romania
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The European Union was recognised for its work in uniting the continent.
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Croatia
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The UK left the EU