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Coal and Steel Comunity was signed
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European Coal and Steel Community
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European Economic Community (treaty of Rome)
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Denmark, Ireland, UK joined the EU
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Fall of Berlin wall
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Single market
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Treaty of Maastricht established the EU
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The Euro (single currency)
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Members countires become 25
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Lisbon treaty (most recently)
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The EU is awarded the Nobel peace prize
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Members countries become 28
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The UK voted to leave the EU
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Brexit (UK leave the EU)