The Treaties of the European Union are a set of international treaties between the European Union member states which sets out the EU's constitutional basis. They establish the various EU institutions
The European Constitution failed due to negative votes in two member states.
The Treaty on the Functioning of the European Union is one of two treaties forming the constitutional basis of the European Union, the other being the Treaty on European Union. It was previously known
The signing ceremony of the Treaty of Lisbon on 13 December 2007 which gave the TFEU its current name