Scandinavia is a generic term denoting five European countries: Denmark, Finland, Iceland, Norway, and Sweden.
The Scandinavian countries share a common history, and are closely related by language and culture. As such, the countries have a common legal tradition and a history of cooperation in many areas of law.
Denmark, Finland and Sweden are members of the European Union. Norway and Iceland are members of the European Economic Area, and are thereby part of the EU’s single market.
Geographically, the Scandinavian peninsula comprises Norway, Sweden, and the northernmost part of Finland.