How old were you when The Maastricht Treaty, which led to the formation of the European Union, was signed by the member states of the Europ…?

The Maastricht Treaty, which led to the formation of the European Union, was signed by the member states of the European Communities.

The Maastricht Treaty, which led to the formation of the European Union, was signed by the member states of the Europ… happened on 1992-02-07. If you were born in 1980, you were about 12 — set your birthday for your exact age.