The correct answer is option 4. Masstricht Treaty. The legal document which created the European Union is the Masstricht Treaty. The Treaty was signed on February 7th of 1992 in the city of Maastricht, Netherlands.
The Treaty was the result of he agreement made by all the heads of the European Community to approve and establish what is known as the European Union. The main establishment of the Treaty is the one that indicates that every citizen of any of the members of the Union, was going to be granted European Union citizenship. It also stated the creation of the European Parliament, the Euro as the common currency and the creation of a central banking system for all the members of the Union.
