Europe consists of fifty recognised sovereign states, most of which are members of one or more legal or trade associations, cooperations or unions. The aim of these organisations is to make it easier for member states and their citizens to travel and trade with each other; for instance, customs checks are more lenient, or persons can travel and stay in each other's countries. The Netherlands is a member of the following bodies:
Other cooperations and associations in Europe are:
The EU also has a monetary agreement with the states Monaco, Andorra, San Marino and Vatican City, meaning the Euro can be used as legal tender in those states.