• Research
  • Emissary
  • About
  • Experts
Carnegie Global logoCarnegie lettermark logo
DemocracyIran
  • Donate
{
  "authors": [
    "Ulrich Kühn"
  ],
  "type": "legacyinthemedia",
  "centerAffiliationAll": "dc",
  "centers": [
    "Carnegie Endowment for International Peace"
  ],
  "collections": [],
  "englishNewsletterAll": "ctw",
  "nonEnglishNewsletterAll": "",
  "primaryCenter": "Carnegie Endowment for International Peace",
  "programAffiliation": "NPP",
  "programs": [
    "Nuclear Policy"
  ],
  "projects": [],
  "regions": [
    "Russia"
  ],
  "topics": [
    "Nuclear Policy"
  ]
}
REQUIRED IMAGE

REQUIRED IMAGE

In The Media

A Letter From Moscow: (in)divisible Security and Helsinki 2.0

A Russian letter recently darkened Europe’s door. In it, Russian Foreign Minister Sergey Lavrov criticized the alliance’s understanding and use of a principle known as “indivisible security.”

Link Copied
By Ulrich Kühn
Published on Feb 14, 2022
Program mobile hero image

Program

Nuclear Policy

The Nuclear Policy Program aims to reduce the risk of nuclear war. Our experts diagnose acute risks stemming from technical and geopolitical developments, generate pragmatic solutions, and use our global network to advance risk-reduction policies. Our work covers deterrence, disarmament, arms control, nonproliferation, and nuclear energy.

Learn More

War on the Rocks

About the Author

Ulrich Kühn

Nonresident Scholar, Nuclear Policy Program

Ulrich Kühn is a nonresident scholar at the Carnegie Endowment for International Peace, and the head of the arms control and emerging technologies program at the Institute for Peace Research and Security Policy at the University of Hamburg.

    Recent Work

  • Commentary
    Why Arms Control Is (Almost) Dead

      Ulrich Kühn

  • Report
    Preventing Escalation in the Baltics: A NATO Playbook

      Ulrich Kühn

Ulrich Kühn
Nonresident Scholar, Nuclear Policy Program
Ulrich Kühn
Nuclear PolicyRussia

Carnegie does not take institutional positions on public policy issues; the views represented herein are those of the author(s) and do not necessarily reflect the views of Carnegie, its staff, or its trustees.

More Work from Carnegie Endowment for International Peace

  • Commentary
    Carnegie Politika
    Blocking of Telegram App Sparks Rare Public Rift Among Russia’s Elites

    The prospect of a total block on Russia’s most popular messaging app has sparked disagreement between the regime’s political managers and its security agencies.

      Andrey Pertsev

  • A member of "Timur's Special Forces Unit" of the Defence Intelligence of Ukraine looks on on Snake Island, also known as Zmiinyi Island, located in the Black Sea, on August 14, 2025, amid the Russian invasion of Ukraine.
    Article
    The Changing Military Balance in the Black Sea: A Ukrainian Perspective

    Ukraine’s asymmetric approach has rendered Russia’s Black Sea Fleet functionally useless. But a long-term commitment will be needed to maintain this balance of power.

      Alina Frolova, Stepan Yakymiak

  • Commentary
    Carnegie Politika
    The Afghanistan–Pakistan War Poses Awkward Questions for Russia

    Not only does the fighting jeopardize regional security, it undermines Russian attempts to promote alternatives to the Western-dominated world order.

      Ruslan Suleymanov

  • Article
    Rewiring the South Caucasus: TRIPP and the New Geopolitics of Connectivity

    The U.S.-sponsored TRIPP deal is driving the Armenia-Azerbaijan peace process forward. But foreign and domestic hurdles remain before connectivity and economic interdependence can open up the South Caucasus.

      • Areg Kochinyan

      Thomas de Waal, Areg Kochinyan, Zaur Shiriyev

  • Commentary
    Carnegie Politika
    What the Russian Energy Sector Stands to Gain From War in the Middle East

    The future trajectory of the U.S.-Iran war remains uncertain, but its impact on global energy trade flows and ties will be far-reaching. Moscow is likely to become a key beneficiary of these changes; the crisis in the Gulf also strengthens Russia’s hand in its relationships with China and India, where advantages might prove more durable.

      • Sergey Vakulenko

      Sergey Vakulenko

Get more news and analysis from
Carnegie Endowment for International Peace
Carnegie global logo, stacked
1779 Massachusetts Avenue NWWashington, DC, 20036-2103Phone: 202 483 7600Fax: 202 483 1840
  • Research
  • Emissary
  • About
  • Experts
  • Donate
  • Programs
  • Events
  • Blogs
  • Podcasts
  • Contact
  • Annual Reports
  • Careers
  • Privacy
  • For Media
  • Government Resources
Get more news and analysis from
Carnegie Endowment for International Peace
© 2026 Carnegie Endowment for International Peace. All rights reserved.