• Research
  • Emissary
  • About
  • Experts
Carnegie Global logoCarnegie lettermark logo
DemocracyIran
  • Donate
{
  "authors": [
    "James M. Acton"
  ],
  "type": "testimony",
  "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": [
    "North America",
    "United States"
  ],
  "topics": [
    "Nuclear Policy"
  ]
}

Source: Getty

Testimony

Future Defense Spending: Nuclear Modernization

Almost every U.S. nuclear delivery system, missile, and warhead will require some kind of modernization over the next ten to twenty years. Key elements of the nuclear command-and-control system and nuclear warhead infrastructure will too.

Link Copied
By James M. Acton
Published on Mar 23, 2021
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

Source: House of Representatives Appropriations Committee, Subcommittee on Defense

Nuclear weapons appear to help deter nuclear aggression and prevent large-scale conventional conflict in a small number of high-consequence contingencies. Ensuring the efficacy of nuclear deterrence, therefore, is in the national security interests of the United States and its allies—so too are cooperative efforts to reduce the risks of escalation and arms racing and to create the political and security conditions under which nuclear weapons could be safely eliminated. For appropriators, the most salient nuclear policy questions are those with financial implications—in particular, how should the United States maintain and modernize its nuclear forces and their supporting infrastructure?

Read the Testimony

This testimony was given before the House of Representatives Appropriations Committee, Subcommittee on Defense.

About the Author

James M. Acton

Jessica T. Mathews Chair, Co-director, Nuclear Policy Program

Acton holds the Jessica T. Mathews Chair and is co-director of the Nuclear Policy Program at the Carnegie Endowment for International Peace.

    Recent Work

  • Other
    Unpacking Trump’s National Security Strategy
      • Cecily Brewer
      • +18

      James M. Acton, Saskia Brechenmacher, Cecily Brewer, …

  • Commentary
    Trump Has an Out on Nuclear Testing. He Should Take It.

      James M. Acton

James M. Acton
Jessica T. Mathews Chair, Co-director, Nuclear Policy Program
James M. Acton
Nuclear PolicyNorth AmericaUnited States

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

  • Shipping port at dawn from above
    Commentary
    Emissary
    The U.S. Export-Import Bank Was Built for a Different Era. Here's How to Fix It.

    Five problems—and solutions—to make it actually work as a tool of great power competition.

      • Afren Akhter

      Afreen Akhter

  • Commentary
    Carnegie Politika
    Russia Is Meddling for Meddling’s Sake in the Middle East

    The Russian leadership wants to avoid a dangerous precedent in which it is squeezed out of Iran by the United States and Israel—and left powerless to respond in any meaningful way.

      Nikita Smagin

  • Commentary
    Strategic Europe
    The Fog of AI War

    In Ukraine, Gaza, and Iran, AI warfare has come to dominate, with barely any oversight or accountability. Europe must lead the charge on the responsible use of new military technologies.

      Raluca Csernatoni

  • Commentary
    Diwan
    Egypt’s Discrete Role in the Ceasefire with Iran

    Cairo’s efforts send a message to the United States and the region that it still has a place at the diplomatic table.

      • Angie Omar

      Angie Omar

  • Commentary
    Diwan
    Realism and the Lebanon-Israel Talks

    Beirut’s desire to break free from Iranian hegemony may push it into a situation where it has to accept Israel’s hegemony.  

      Michael Young

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.