EUISS Chaillot Paper: European Defence and Deterrence Against Russia (iss.europa.eu)

• European deterrence against Russia with reduced US role
• Three foundations: resources, readiness, resolve
• EUISS report with multi-author contributions

"The EUISS published a Chaillot Paper on 22 June 2026 examining how Europe can strengthen deterrence against Russia amid reduced US engagement. It argues success rests on resources, readiness, and resolve. The authors conclude Europe has the means to defend itself but must move faster, cooperate more effectively, and sustain political will."