The document summarizes key information about the European Union (EU) including its history, membership, policies, and issues. The EU began as economic cooperation between 6 countries after World War 2 and has since expanded to 27 member countries with 500 million people speaking 23 languages. It has a single market and common policies on trade, agriculture, and regional development. While the EU aims to ensure freedom of movement, it faces economic issues related to integrating new members and responding to debt crises in some eurozone countries.