The European Union is without doubt a peace project unprecedented in history. Nevertheless, it has never been perfect in its track record. There are pages missing from the European history book. Arguably, the approach of not dealing with its own role, interests and past in the Western Balkans could be seen as having had a negative impact on the enlargement policy the European Union is pursuing today. Teresa Reiter’s project intends to fill in some of the missing pages for the benefit of both the EU and the Western Balkans.