Analysis
The CSIS International Security Program leads a rigorous analytic agenda covering the most pressing challenges facing the U.S. globally. Our research projects range from multi-year reports to short commentaries and opinion pieces on breaking news. Explore our various research projects here.
Spotlight on Ukraine

Photo: Yevhenii Zavhorodnii/Global Images Ukraine/Getty Images
Seizing the Initiative in Ukraine: Waging War in a Defense Dominant World
Ukraine retains the initiative in the war but advanced an average of only 90 meters per day, based on new CSIS analysis of the summer offensive and a comparative review of cases since World War I.
Brief by Seth G. Jones Riley McCabe and Alexander Palmer — October 12, 2023

In the Shadow of Ukraine
Report by Seth G. Jones — September 29, 2023

Safeguarding the Digital Landscape
Digital Report by Abigail Edwards — August 23, 2023

European Warfighting Resilience and NATO Race of Logistics: Ensuring That Europe Has the Fuel It Needs to Fight the Next War
Brief by Anna Dowd Dominik P. Jankowski and Cynthia Cook — June 28, 2023

Prigozhin's Uprising
Transcript — June 26, 2023
Recent Analysis

Photo: Simon Wohlfahrt/AFP/Getty Images
Countering Small Uncrewed Aerial Systems
Small drones are a serious threat on the modern battlefield. This report examines the threat, the various kinetic and non-kinetic defenses available to defeat them, and how the U.S. Department of Defense has approached this air defense mission across the joint force.
Report by Shaan Shaikh Tom Karako and Michelle McLoughlin — November 14, 2023

Countering Uncrewed Aerial Systems: A Conversation with General Sean Gainey
Transcript — November 14, 2023

Hamas’ October 7 Attack: The Tactics, Targets, and Strategy of Terrorists
Transcript — November 7, 2023

Canada's Role in Global Maritime Security
Transcript — November 3, 2023

Fireside Chat with LTG Berrier
Transcript — November 1, 2023