Strategic Perspectives 43: War in Ukraine – The U.S. Lessons Learned Milstar Books Reprint Edition Originally published by the Institute for National Strategic Studies at the National Defense University, this landmark report distills critical lessons from the ongoing war in Ukraine for U.S. and allied defense planners. Prepared by U.S. Government analysts, it offers an unclassified, authoritative assessment of the operational, strategic, and geopolitical implications of the conflict. This Milstar Books reprint edition preserves the full original text and includes standardized formatting, clear typography, and a professionally designed cover for ease of reference. It is part of Milstar’s mission to make important military and strategic works accessible to researchers, historians, and the general public. Inside, readers will find: Key takeaways from the war in Ukraine for U.S. military strategy and force posture - Analysis of Russian operational performance, strengths, and weaknesses - Lessons for NATO readiness, interoperability, and modernization - Implications for future conflicts and deterrence strategies Whether you are a defense professional, policy analyst, historian, or military enthusiast, Strategic Perspectives 43 provides vital insight into one of the most significant conflicts of the 21st century.