Maritime Issues and Oceans

The Asia Maritime Transparency Initiative spotlights the maritime security environment in the Indo-Pacific.

Photo: Walter Hurtado/Bloomberg via Getty Images/Getty Images

The Mulino Doctrine: How Panama Is Redefining Small State Strategy

CSIS Americas Senior Associate Carlos Ruiz Hernández dissects the evolution of Panama’s foreign policy and conceives the framework of the “Mulino Doctrine.”

Commentary by Carlos Ruiz-Hernandez — June 16, 2025

The Geostrategic Importance of Alaska to the U.S.-Japan Alliance

Commentary by Shoichi Itoh — May 12, 2025

A Tale of Two Reams: Questions Remain at Cambodia’s Growing Naval Base

Commentary — May 5, 2025

Trump’s Deep-Sea Mining Executive Order: The Race for Critical Minerals Enters Uncharted Waters

Critical Questions by Gracelin Baskaran and Meredith Schwartz — April 25, 2025

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Past Events

Fifteenth Annual South China Sea Conference: The Role of Outside Parties

June 17, 2025 • 2:55 – 3:55 pm EDT

Video On Demand

Fifteenth Annual South China Sea Conference: Evolving Alliance Networks

June 17, 2025 • 12:30 – 1:30 pm EDT

Video On Demand

Fifteenth Annual South China Sea Conference: Legal Developments and Dispute Management

June 17, 2025 • 11:10 am – 12:10 pm EDT

Video On Demand

Fifteenth Annual South China Sea Conference

June 17, 2025 • 10:00 am – 4:00 pm EDT

Video On Demand

Hosted by Southeast Asia Program

Fifteenth Annual South China Sea Conference: State of Play in the South China Sea

June 17, 2025 • 10:00 – 11:00 am EDT

Video On Demand

Photo: Rob Jones/National Science Foundation/Getty images

Antarctic Global Diplomacy—Preview of the Annual Antarctic Treaty Meeting

May 8, 2025 • 10:00 – 11:00 am EDT

Video On Demand

Hosted by Americas Program

Maritime Domain Lessons from Russia-Ukraine | Conflict in Focus

February 27, 2025 • 10:00 – 11:00 am EST

Video On Demand

Hosted by Military Fellows

Readying the Navy’s Platforms: More Players on the Field - A Conversation with the Vice Chief of Naval Operations

November 14, 2024 • 1:00 – 2:00 pm EST

Video On Demand

Hosted by International Security Program

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Geopolitics & Country Studies Department

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Gregory B. Poling

Director and Senior Fellow, Southeast Asia Program and Asia Maritime Transparency Initiative

Harrison Prétat

Deputy Director and Fellow, Asia Maritime Transparency Initiative

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Fifteenth Annual South China Sea Conference

The CSIS Southeast Asia Program and Asia Maritime Transparency Initiative are pleased to present the Fifteenth Annual South China Sea Conference.

Event — June 17, 2025

The Mulino Doctrine: How Panama Is Redefining Small State Strategy

CSIS Americas Senior Associate Carlos Ruiz Hernández dissects the evolution of Panama’s foreign policy and conceives the framework of the “Mulino Doctrine.”

Commentary by Carlos Ruiz-Hernandez — June 16, 2025

The Geostrategic Importance of Alaska to the U.S.-Japan Alliance

Alaska’s geostrategic importance to the U.S.-Japan alliance is growing. Japan Chair Adjunct Fellow Shoichi Itoh analyzes how Alaska supports the economic security of both countries against the backdrop of great power rivalry.

Commentary by Shoichi Itoh — May 12, 2025

Antarctic Global Diplomacy—Preview of the Annual Antarctic Treaty Meeting

Join the Americas Program for a conversation on what will be discussed at this year's Antarctic Treaty Consultative Meetings.

Event — May 8, 2025

A Tale of Two Reams: Questions Remain at Cambodia’s Growing Naval Base

Foreign visits show differing access to facilities at Ream.

Commentary — May 5, 2025

Trump’s Deep-Sea Mining Executive Order: The Race for Critical Minerals Enters Uncharted Waters

On April 24, President Trump announced an executive order to pursue the exploration and exploitation of deep-sea minerals within the outer continental shelf as well as in areas beyond national jurisdiction, with implications for maritime security.

Critical Questions by Gracelin Baskaran and Meredith Schwartz — April 25, 2025

What Can the United States Do to Counter Growing Chinese and Russian Influence in Antarctica?

CSIS Americas Program Senior Associate Bill Muntean lays out the implications of reduced U.S. funding for the Antarctic amid China-Russia collaboration in the South Pole.

Commentary by William "Bill" Muntean III — April 18, 2025

Why Are Destroyers Deploying to the Southern Border?

CSIS Americas Program associate fellow Henry Ziemer discusses the implications of recent deployment of U.S. navy destroyers to assist in southwest border operations.

Critical Questions by Henry Ziemer — April 3, 2025

The Ripple Effects of Vietnam’s Island-Building in the South China Sea

Vietnam’s expansion of its South China Sea outposts through dredging hasn’t yet triggered a major response from other claimants—but that doesn’t mean it won’t have wide-ranging impacts on the future of the disputes.

Commentary by Harrison Prétat — March 31, 2025

How to Secure the Black Sea During a Russia-Ukrainian Ceasefire

Securing a fragile Black Sea ceasefire demands more than diplomacy. NATO must field a multidomain fleet-in-being—one that deters Russia, respects Montreux limits, and projects power without draining overstretched naval forces elsewhere.

Commentary by Benjamin Jensen and Mark Montgomery — March 31, 2025

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