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July 29, 2026Short & citedBlog
Civic Viewpoint.
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Civic Brief • International Organizations

European Union

The European Union (EU) is a political and economic union of 27 member states, located primarily in Europe.

Updated July 29, 20261 min readCited sources

The European Union (EU) is a political and economic union of 27 member states, primarily in Europe. It operates through shared institutions and common policies in trade, the single market, agriculture, justice, and foreign affairs.

What it is

The EU is a supranational union that began with postwar European integration in the 1950s and was formally established as the European Union in 1993 under the Maastricht Treaty. It has 27 member states, almost 450 million people, and 24 official languages. The euro is used by 20 member states, and the Schengen Area allows free movement with limited border controls among participating countries.

Key details

The EU’s core institutions include the European Parliament, the Council of the European Union, and the European Commission. It operates a single market for goods, services, capital, and people. The United Kingdom left the EU in 2020. The EU has been recognized internationally, including the Nobel Peace Prize in 2012.

Why it matters for Canada

Canada and the EU have a significant trade and diplomatic relationship. For Canadian readers, the EU matters as a major market, a standards-setting bloc, and a partner in international cooperation.

In short

  • The EU is a political and economic union of 27 European member states.
  • It was established in 1993 under the Maastricht Treaty, with origins in 1951.
  • The euro is used by 20 member states; the UK left in 2020.
  • The EU is a key trade and diplomatic partner for Canada.
Canadian angle

Canada and the European Union have a significant trade and diplomatic relationship. For Canadian readers, the EU matters as a major market, a standards-setting bloc, and a partner in international cooperation.

Quick questions

What is the European Union?
The European Union is a political and economic union of 27 European member states that cooperate through shared institutions and common policies.
When was the EU founded?
The EU’s origins date to 1951, but it was established in its modern form in 1993 when the Maastricht Treaty entered into force.
How many countries are in the EU?
There are 27 member states in the European Union.

Sources

  1. European Union — https://european-union.europa.eu/principles-countries-history/facts-and-figures-european-union_en
    Supports: Member states, founding origins, population, institutional setup, single market
  2. Encyclopaedia Britannica — https://www.britannica.com/topic/European-Union
    Supports: EU definition, membership, Maastricht Treaty, UK withdrawal, Nobel Prize
  3. Statista — https://www.statista.com/topics/921/european-union/
    Supports: Euro use, Schengen, official languages, main institutions
  4. CountryReports.org — https://www.countryreports.org/global/european-union
    Supports: Political and economic union, modern formation, policy areas
  5. Wikipedia — https://en.wikipedia.org/wiki/European_Union
    Supports: Population, legal status, Maastricht Treaty and Lisbon Treaty details
  6. CNN — https://www.cnn.com/2013/06/06/world/europe/european-union-fast-facts
    Supports: Brussels as capital, principal institutions, population estimate