For a few years now, Western observers have breathlessly praised Ukraine’s successes in defense innovation, from AI to drones to decentralization and an ecosystem of defense startups. But all is not ...

Ukraine’s military has grown fourfold since Russia’s full-scale invasion began three years ago, holding off a much bigger force with soldiers who have gone from civilian to battle-ready in just weeks.

Heidi Crebo-Rediker is a senior fellow for the Center for Geoeconomics at the Council on Foreign Relations. This Ukraine Policy Brief is part of the Council Special Initiative on Securing Ukraine’s ...