Diplomacy

Just Security’s expert authors offer analysis of diplomacy and its role in addressing global challenges, from armed conflicts to international crises and more. Our coverage includes U.S. foreign policy, international organizations, and multilateral diplomacy related to critical global issues.

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2,886 Articles
Trump is standing at a wooden lectern with the presidential seal on the front of it. The officials are arrayed behind him, against a dark blue backdrop with an American flag and a presidential flag between the backdrop and the officials. All the men are wearing suits, except Caine, who is wearing a blue Air Force uniform.

Trump’s New Year Foreign Policy: The Risk that the Bold and the Bad Outweigh the Constructive

Trump’s foreign policy remains an inconsistent array of initiatives and adventures: bold in Latin America, bad in Greenland, yet often constructive on Ukrainian security.
The facade of the ICC building.

Hollowing Out Complementarity: The ICC Rejects Israel’s ‘Court of Last Resort’ Admissibility Challenge

The ICC Appeals Chamber affirmed the case against Israeli leaders, narrowing Article 18 complementarity and raising concerns about the Court’s treatment of non-member states.

The Just Security Podcast: Can the U.S. Seize Russian Flagged Oil Tankers?

Tess Bridgeman speaks with Rob McLaughlin about the legality of the U.S. interception and seizure of two Russian-flagged oil tankers in international waters.
French President Jacques Chirac at the left of the image is applauding as he smiles at Russian President Vladimir Putin in the center of the image and US President George W. Bush, who is laughing as Putin seems to smile and gape at the display.

A NATO Promise Not to Enlarge? No, Not Even According to Putin 1.0

Russian President Vladimir Putin’s claim that the West promised not to expand NATO is a myth—denied by Gorbachev, ignored by Yeltsin, and invented years into Putin’s rule.

Head of State Immunity and Maduro on Trial

Why did Maduro tell the judge he's still president? One reason: under international law, one country's sitting head of state can’t be prosecuted in another country’s courts.
The Agent of The Gambia, Abubacarr Marie Tambadou, Minister of Justice and Attorney General of the Gambia, speaks on the first day of the December 2019 hearings before the International Court of Justice. Seated at the front is the Agent of Myanmar, Aung San Suu Kyi, Union Minister for Foreign Affairs of the Republic of the Union of Myanmar.

When Crises Become Courtrooms: How Africa’s Engagement with the ICJ Is Rewriting the Playbook of International Law

Litigants from Africa and the African diaspora are doing more than “using” courts during emergencies. They are actively shaping doctrine.
The US Navy warship USS Sampson (DDG 102) docks at the Amador International Cruise Terminal in Panama City on September 02, 2025. Venezuelan President Nicolas Maduro said on September 1, 2025, that eight US military vessels with 1,200 missiles were targeting his country, which he declared to be in a state of "maximum readiness to defend" itself. (Photo by MARTIN BERNETTI/AFP via Getty Images)

Timeline of Boat Strikes and Related Actions

A timeline that chronicles major events in the Trump administration’s campaign of lethal strikes against suspected drug traffickers in the Caribbean and Eastern Pacific.
The U.S. Capitol Building against a sunset

Nine Stories That Deserved More Attention in 2025 – and Might Shape 2026

What stories or topics merited more attention in 2025, and which might inform law and policy conversations in 2026?
A man holds a Syrian flag across the street from the White House. An American flag waves in the background.

Caesar Act Repeal and the Syria Sanctions Removal Report Card

Where things stand along the path of Syria sanctions removal and what restrictions remain to inhibit burgeoning investment and development in post-Assad Syria.
Brazil's President Luiz Inacio Lula da Silva (C) speaks alongside Environment Minister Marina Silva (R), COP30 President Andre Correa do Lago (2nd L), and COP30 CEO Ana Toni during a press conference

COP 30 in Belem: The COP of Surprises

The U.S. State Department's former lead climate lawyer analyzes the many surprising and unusual aspects of COP 30 negotiations in Belem.

The Just Security Podcast: Can the U.S. Still Lead on Anti-Corruption? Understanding the Combating Global Corruption Act

Dani Schulkin is joined by former State Department officials Sky Miller and Adam Keith to discuss anti-corruption efforts in the U.S. and abroad. 
Industrial fishing nets that appear to be dark red in color, along with their white floats, are spread out across the bottom two-thirds of the image, with fishermen walking among them and seagulls flying overhead, against a backdrop of a large paved area where a few cards are driving in front of an array of white warehouse-like buildings in the background. (Photo by ABDEL MAJID BZIOUAT/AFP via Getty Images)

A U.S.-Russia-China Entente? The Unmaking of the Sovereignty System via the Western Sahara

U.N. Security Council Resolution 2797 endorses Morocco's Autonomy Plan for Western Sahara, normalizing domination in a U.S.-China-Russia tripolar order.
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