The Reform Treaty, better known as the Lisbon Treaty, has become a milestone for the EU and also for the Southeastern European region due to its impact on the enlargement policy of the Union.
Sporazum o reformama, poznatiji kao Lisabonski sporazum, postao je prekretnica za EU, ali i za region Jugoistočne Evrope, zbog njegovog efekta na politiku proširenja Unije.