The gCube software has been produced with the assistance of the European Union. The gCube product is the sole responsibility of gCube consortium and can in no way be taken to reflect the views of the European Union. The European Union is established in accordance with the Treaty on European Union (Maastricht). There are currently 28 Member States of the Union. It is based on the European Communities and the member states cooperation in the fields of Common Foreign and Security Policy and Justice and Home Affairs. The five main institutions of the European Union are the European Parliament, the Council of Ministers, the European Commission, the Court of Justice and the Court of Auditors.