The Atlantic Council strives to promote a Europe undivided, free, and prosperous through its support of the Three Seas Initiative. The Initiative seeks to bolster investment in Central and Eastern European transportation, energy, and digital infrastructure to improve regional connectivity and bolster development. Through publications, events, and collaboration with regional governments, the Atlantic Council builds awareness for the Initiative on both sides of the Atlantic among the public and private sectors.

The Atlantic Council has been linked with the Three Seas Initiative since its inception starting with the 2014 report on “Completing Europe – From the North-South Corridor to Energy, Transportation, and Telecommunications Union.

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Press Release

Feb 18, 2021

Atlantic Council announces Three Seas Chairs

Chairs will bring unparalleled experience to advancing international investment in Central Europe and the Baltic States

Central Europe

EXPERTS

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Issue Brief

Jun 30, 2026

Looking to a decade of delivery: The Three Seas Initiative charts its course forward

By
Emma Nix and Ian Brzezinski

The Three Seas Initiative aims to bolster investment in cross-border energy, digital, and transport infrastructure to fuel regional prosperity and security.


Central Europe


Economy & Business


Event Recap

May 25, 2022

Three Seas House at the World Economic Forum in Davos

As geopolitical turmoil shakes Central and Eastern Europe, the Three Seas Initiative can play a critical role in stabilizing the region. The Atlantic Council hosted seven panel discussions at the Three Seas House at the World Economic Forum to discuss how.


Central Europe


Digital Policy

The Europe Center promotes leadership, strategies, and analysis to ensure a strong, ambitious, and forward-looking transatlantic relationship.

Content

New Atlanticist

Jul 7, 2017

Private Sector Support Sought for Three Seas Initiative

By Ashish Kumar Sen

US President Donald J. Trump has provided “valuable” support to the Three Seas Initiative, but he can go further by encouraging US businesses to participate in the plan that seeks to improve trade, infrastructure, and energy links among the twelve nations between the Baltic, Black, and Adriatic Seas, Croatian President Kolinda Grabar-Kitarović said at the […]

Northern Europe Poland

New Atlanticist

Jul 5, 2017

The Three Seas Summit: A Step Toward Realizing the Vision of a Europe Whole, Free, and at Peace?

By Ian Brzezinski and David Koranyi

On July 6, heads of state from across Central Europe will convene in Warsaw, Poland, to address how to drive forward regional infrastructure projects. They will be joined by US President Donald J. Trump. The Three Seas Summit, convened by the presidents of Poland and Croatia, involves nations situated between the Baltic, Adriatic, and Black […]

Poland

New Atlanticist

May 3, 2017

Making the Three Seas Initiative a Priority for Trump

In light of Russia’s use of energy as a weapon in Europe, the Three Seas Initiative—a project designed to unite the region of Europe between the Baltic, Adriatic, and Black Seas through energy infrastructure—should be a strategic priority for the new US administration, retired Marine Corps Gen. James L. Jones, chairman of the Atlantic Council’s […]

The Three Seas Initiative

Aug 25, 2016

Remarks by General James L. Jones, Jr. at the Dubrovnik Three Seas Initiative Presidential Roundtable

By Atlantic Council

Madam President, on behalf of the Atlantic Council and its entire leadership team and board of directors, I would like to thank you for hosting the Dubrovnik Forum and leading the Three Seas Initiative. I applaud the leadership you have shown in organizing this summit in Dubrovnik for the second straight year. Madam President, you […]