The euro zone officially consists of 17 countries:
* The Netherlands
The euro zone came into life in 1999, when the first member states decided to officially adopt the euro as their common currency. The bloc was formed to unify European countries to become a single, economic super power. All together, the euro zone is almost equal to the population and Gross Domestic Product GDP of the United States.
Politically speaking, the euro zone is collectively represented by the Euro Group, which consists the member nations