• Research
  • Emissary
  • About
  • Experts
Carnegie Global logoCarnegie lettermark logo
DemocracyIran
  • Donate
{
  "authors": [
    "Marc Pierini"
  ],
  "type": "legacyinthemedia",
  "centerAffiliationAll": "dc",
  "centers": [
    "Carnegie Endowment for International Peace",
    "Carnegie Europe"
  ],
  "collections": [
    "EU Integration and Enlargement"
  ],
  "englishNewsletterAll": "ctw",
  "nonEnglishNewsletterAll": "",
  "primaryCenter": "Carnegie Europe",
  "programAffiliation": "EP",
  "programs": [
    "Europe"
  ],
  "projects": [],
  "regions": [
    "Europe",
    "Western Europe",
    "Iran"
  ],
  "topics": [
    "EU"
  ]
}

Source: Getty

In The Media
Carnegie Europe

Europe’s Open-Border Dilemma: Is Schengen a Success?

Europe’s Schengen zone, which allows Europeans to travel freely across the continent, is turning thirty. Faced with a major migration crisis, can the system survive?

Link Copied
By Marc Pierini
Published on May 27, 2015
Program mobile hero image

Program

Europe

The Europe Program in Washington explores the political and security developments within Europe, transatlantic relations, and Europe’s global role. Working in coordination with Carnegie Europe in Brussels, the program brings together U.S. and European policymakers and experts on strategic issues facing Europe.

Learn More

Source: Euronews

Speaking to Euronews’ On the Frontline, Marc Pierini was asked to comment on the threats facing the Schengen zone. He was joined by Sergio Carrera from the Centre for European Policy Studies (CEPS) and Viviane Reding, Member of the European Parliament and former Vice-President of the European Commission.

This broadcast was originally aired on Euronews.

About the Author

Marc Pierini

Senior Fellow, Carnegie Europe

Pierini is a senior fellow at Carnegie Europe, where his research focuses on developments in the Middle East and Turkey from a European perspective.

    Recent Work

  • Commentary
    Europe Doesn’t Like War—for Good Reasons

      Marc Pierini

  • Commentary
    The Iran War’s Dangerous Fallout for Europe

      Marc Pierini

Marc Pierini
Senior Fellow, Carnegie Europe
Marc Pierini
EUEuropeWestern EuropeIran

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
    Strategic Europe
    How to Join the EU in Three Easy Steps

    Montenegro and Albania are frontrunners for EU enlargement in the Western Balkans, but they can’t just sit back and wait. To meet their 2030 accession ambitions, they must make a strong positive case.

      Dimitar Bechev, Iliriana Gjoni

  • Man standing next to a pile of burned cars
    Commentary
    Emissary
    The Myriad Problems With the Iran Ceasefire

    Four Middle East experts analyze the region’s reactions and next steps.

      • Andrew Leber
      • Eric Lob
      • +1

      Amr Hamzawy, Andrew Leber, Eric Lob, …

  •  A machine gun of a Houthi soldier mounted on a police vehicle next to a billboard depicting the U.S. president Donald Trump and Mohammed Bin Salman, the Crown Prince and Prime Minister of Saudi Arabia, during a protest staged to show support to Iran against the U.S.-Israel war on March 27, 2026 in Sana'a, Yemen.
    Collection
    The Iran War’s Global Reach

    As the war between the United States, Israel, and Iran continues, Carnegie scholars contribute cutting-edge analysis on the events of the war and their wide-reaching implications. From the impact on Iran and its immediate neighbors to the responses from Gulf states to fuel and fertilizer shortages caused by the effective shutdown of the Strait of Hormuz, the war is reshaping Middle East alliances and creating shockwaves around the world. Carnegie experts analyze it all.

  • Commentary
    Strategic Europe
    Taking the Pulse: Can NATO Survive the Iran War?

    Donald Trump has repeatedly bashed NATO and European allies, threatening to annex Canada and Greenland and deploring their lack of enthusiasm for his war of choice in Iran. Is this latest round of abuse the final straw?

      • Rym Momtaz

      Rym Momtaz, ed.

  • Map of Hormuz shipping traffic on a smartphone screen
    Commentary
    Emissary
    “It’s Not Like Turning a Switch On and Off”

    Why the Iran ceasefire isn’t a quick fix to the Strait of Hormuz energy crisis.

      Helima Croft, Aaron David Miller

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.