Recent Publications

Parameters | Summer 2025
June 18, 2025 — Welcome to the Summer 2025 issue of Parameters. This issue consists of an In Focus special commentary, three forums (Indo-Pacific Challenges, Russia-Ukraine Issues, and Historical Studies)... MORE

Russia, Ukraine, and Collective Defence
April 21, 2025 — The ability to adapt to a constantly evolving security environment has been critical to the success of NATO, yet this is being tested anew as the Alliance faces a second term of Donald Trump in the White House and re-embraces collective defence in light of Russia’s war on Ukraine. Despite notable solidarity and unity in the immediate aftermath of... MORE

Russia, Ukraine, and Collective Defence | Dr. John R. Deni & Anca Agachi

Does NATO Still Matter?
April 21, 2025 — The alliance has created economic growth, peace and stability. America’s relationship with Europe is undergoing a potentially profound reexamination. Whether and how the transatlantic bond — especially America’s commitment to NATO — will endure has become an open question.To some degree, reassessment makes sense. The NATO agreement was penned over... MORE

Does NATO still matter? | Dr. John R. Deni

Don’t waste this crisis, Europe: consolidate your defense industry
April 15, 2025 — Turn your excess national defense champions into continental ones.Russia’s ongoing war in Ukraine and questions about the American commitment to NATO have cast a spotlight on European efforts to safeguard security on the continent. But today, the major hurdles confronting Europe are no longer defense spending and industrial capacity. At both the... MORE

Don’t waste this crisis, Europe: consolidate your defense industry | Dr. John R. Deni

A Drawdown of US Forces in Europe Is All but Certain
April 15, 2025 — Here’s how the Pentagon can rebalance its approach to the continent without sacrificing US interests.The Trump administration has only just begun to fill its ranks with the political appointees who will flesh out the future of US defense policy. One item sure to be on their agenda is a review of US military deployments around the world, known in... MORE

A Drawdown of U.S. Forces in Europe Is All but Certain | John R. Deni

Parameters | Spring 2025
March 20, 2025 — Welcome to the Spring 2025 issue of Parameters. This issue consists of an In Focus special commentary, three forums (Russia, Ukraine, and NATO; Strategic Competition and Managing National Security; and Joint Sustainment Strategies), the regular Civil-Military Relations Corner installment, and a review essay... MORE

It’s (Still) More Expensive to Rotate Military Forces Overseas than Base Them There
December 19, 2024 — In mid-2020, then-President Donald Trump ordered the Pentagon to withdraw roughly one-third of US forces from Germany, reportedly because of policy differences with Berlin. Given how long it would take to implement such a significant change in overseas posture, the clock ran out on his term before the Department of Defense could complete it. With... MORE

It’s (still) more expensive to rotate military forces overseas than base them there | By John R. Deni

Will Assad’s Defeat be Putin’s Waterloo?
December 10, 2024 — The narrative of Russia’s ascendancy in 2024 is beginning to look like more fiction than fact. The Assad regime in Syria has become a casualty of Moscow’s increasingly desperate efforts in Ukraine, and its collapse is a strategic and operational blow that undermines the narrative of Russia as ascendant, Kyiv as doomed, and Vladimir Putin as strategic mastermind. ... MORE

Will Assad’s defeat be Putin’s Waterloo? | John R. Deni

SSI Live 114 – The Role of European Allies in the Ukraine War
December 2, 2024 — America’s European allies have played a critical role in providing military assistance to Ukraine. Can Europeans maintain that effort or even increase it if the United States reduces its role? What lessons can the United States learn from the role of its European allies in this war, which might be applicable to future rounds of strategic... MORE

America and the International Order
October 30, 2024 — In this episode, Lieutenant General Ben Hodges (US Army, retired) discusses America’s role in the international order. The podcast covers the Russia-Ukraine War and what it means for NATO, maintaining stability in Eastern Europe, the Middle East, strategic competition between China and the United States in the Indo-Pacific, the economic and technological competition between the United States and China, South America and immigration, North Korea, and more. ... MORE

Conversations on Strategy Podcast – Ep 53 – LTG Ben Hodges (US Army, retired) – America and the International Order

Book Review: War in Ukraine: Conflict, Strategy, and the Return of a Fractured World
September 25, 2024 — John Erickson and John Nagl review Hal Brands’s 2024 anthology on the Russia-Ukraine War, including a thorough and helpful overview of the parts and chapters. They supplement the review with a contextualization of the war and its significance for the rest of the world. They call Brands’s book, “a scholarly appraisal of the Russian invasion of Ukraine that may mark the first blows of World War III.”... MORE

cover of War in Ukraine: Conflict, Strategy, and the Return of a Fractured World

Book Review: Putin’s War on Ukraine: Russia’s Campaign for Global Counter-Revolution
September 25, 2024 — Senior Russia analyst Dr. Lionel M. Beehner provides thoughtful praise and critiques on Samuel Ramani’s 2023 book, Putin’s War on Ukraine, calling it “a must-read for diplomats and defense experts.” According to Beehner, Ramani provides “a front-row seat to the war,” helpfully “recalls incidents that may be buried in readers’ minds,” and “masterfully shows the chaos within Russian leadership circles near the invasion.” Beehner also distills and explains Ramani’s main point... MORE

cover of Putin’s War on Ukraine: Russia’s Campaign for Global Counter-Revolution