This article applies an analytical framework of governance and boundaries t
o explore the development of EU relations with the central and eastern Euro
pean countries (CEEC) and the politics of enlargement. It examines how boun
dary changes create opportunities and incentives to extend governance below
the membership line. Furthermore, it demonstrates how, through a process o
f internalization, the CEEC increasingly impact on EU governance through is
sue linkage, changes in actors' preferences and effects on the negotiation
process. This demonstrates a linkage between the governance system and the
EU's capacity to contribute to Europe's wider political, security and econo
mic order.