Explanation

The European Free Trade Association (EFTA) consists of 4 member countries:

1. Iceland
2. Liechtenstein
3. Norway
4. Switzerland

EFTA aims to promote free trade and economic cooperation in Europe.

Its headquarters are in Geneva, with additional offices in Brussels and Luxembourg.

Founders:

1. Switzerland
2. Norway
3. United Kingdom
4. Sweden
5. Denmark
6. Portugal
7. Austria

Largest city: Oslo

Official working language: English

Official languages of member state 7 languages

1. French
2. German
3. Icelandic
4. Italian
5. Norwegian
6. Romansh
7. Sami