This podcast episode explores the potential impact of the Moscow terror attack on the war in Ukraine, the challenges Europe faces in replacing the US as the primary supplier of military assistance to Ukraine, the current state of European defense capacity and the investments needed to improve it, Europe's defense investment priorities and manpower challenges, the challenges faced by Germany in fulfilling its potential as a security provider for Europe, the challenges to European unity in addressing Russian aggression in Ukraine, the strategic ambiguity introduced by Macron's suggestion of sending troops to Ukraine, and the potential for a security crisis in Europe by the end of the year. The speakers highlight the urgent need for increased defense spending, collaboration among European countries, investment in European defense capabilities, and a sustained effort to address the shortfalls in defense priorities. They express concern about Russia's advances, the role of the US in NATO, and the pressure on Ukraine to accept a disadvantageous peace. Overall, this episode serves as a wake-up call for Europe to invest and prepare for potential security crises.