Disciplines: Law, Political Science
Official name: The Treaty on European Union
Also known as: Brussels Treaty
Official name: Treaty of Amsterdam amending the Treaty of the European Union, the Treaties establishing the European Communities and certain related acts
The treaty signed on 2 October 1997 by the European Union member states.
The treaty came into effect on 1 May 1999.
The treaty had articles concerning the issues related to citizenship, immigration, individual rights, and security. The treaty also established the European Central Bank.