This report examines the quality and effectiveness of defence governance across fifteen countries in Central and Eastern Europe: Albania, Armenia, Azerbaijan, Bosnia & Herzegovina, Estonia, Georgia, Hungary, Kosovo, Latvia, Lithuania, Montenegro, North Macedonia, Poland, Serbia and Ukraine. It analyses vulnerabilities to corruption risk and the strength of institutional safeguards against corruption across national defence sectors, drawing on data collected as part of Transparency International Defence & Security’s (TI-DS) Government Defence Integrity Index (GDI).