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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2,859 Articles
A statue of U.S. President Harry S. Truman stands in the Capitol Rotunda on September 29, 2022 in Washington, DC. (Photo by Anna Moneymaker/Getty Images)

Crisis as Catalyst: Seabed Minerals and the (Un)Making of International Law

Will President Trump, as President Truman did during the WWII era, succeed in refashioning the law governing international seabed minerals?
U.S. President Donald Trump (C), Azerbaijani President Ilham Aliyev (L), and Armenian Prime Minister Nikol Pashinyan (R) sit behind a long table, smiling, as they hold up copies of the signed agreement in front of members of the press.

With New Transit Routes and Investment, the U.S. Aims to Counter China and Russia in the South Caucasus and Central Asia

How the U.S.-brokered Armenia-Azerbaijan peace deal and the TRIPP trade route are reshaping Eurasia’s economic and security alliances, from the Caspian to Europe and beyond.
Vladimir Putin shakes hands with Kirill Dmitriev during a meeting with Steve Witkoff (left foreground)

Ukraine’s Zelenskyy Has Options in Response to Latest U.S.-Russian ‘Peace Plan’

The plan is a mess, but Ukrainians are right to try to work with the draft rather than reject it out of hand.
A collage of images featuring scenes from the Russia - Ukraine War.

Just Security’s Russia–Ukraine War Archive

A catalog of over 100 articles (many with Ukrainian translations) on the Russia Ukraine War -- law, diplomacy, policy options, and more.
A Croatian national flag with its three bands of red, white and blue and a crest in the center, is seen weaving above fans at a concert, amid a smoke-filled, rose-colored backdrop and what look like small fireworks going off.

Normalizing Far-Right Ideologies in the Western Balkans: Croatia’s Role at Home and Abroad

The Croatian government appears to be embracing far-right actions at home and abroad as it undermines neighboring Bosnia's sovereignty and democracy.
Members of the Delegation of Nicaragua, at the opening of the hearings of Nicaragua v. Germany at the International Court of Justice on Monday, April 8, 2024. (Frank Van Beek, via UN Photo, Courtesy of the ICJ).

Nicaragua v. Germany: Why Israel is Not an Indispensable Third Party

Analysis of Germany's argument before the International Court of Justice in Gaza case.
Delegates pose for photos at the signing ceremony of the United Nations Convention against Cybercrime

The Promise and Peril of the U.N. Convention Against Cybercrime

It is up to democracies to ensure that repressive regimes do not abuse the new U.N. Cybercrime Convention to undermine fundamental freedoms.
Workers wearing hard hats stand in a desert landscape under and around a long tube-like structure suspended from cables overhead. The tube appears to have differently sized and shaped compartments and equipment inside, and extending from the near end in the direction of the right side of the photo are numerous sets of cables in different colors, possibly connected to something offscreen.

Trump’s Nuclear Testing Remark Was a Signal — Not a Strategy

The science is sound, the stockpile is strong, and the call to test a nuclear bomb has no technical foundation. Resuming testing would not make America safer.
Screenshot of the mock legal review by Daniel Maurer.

Hypothetical Legal Review of Narcotrafficking Strikes

A mock “operational legal review” depicting what a staff judge advocate’s advice should have been prior to the first reported strike on an alleged drug trafficking vessel.
A member of the Philippine Navy looks out at the Japan Maritime Self-Defense Force's destroyer Takanami during a joint maritime exercise in the South China Sea on June 14, 2025. (Photo by STR/JIJI Press/AFP via Getty Images)

Much Work to Do and No Time to Waste: Mitigating Civilian Harm in an Asia-Pacific Conflict

Civilian harm is not entirely avoidable during armed conflict, but it can be anticipated and its severity limited. In Asia-Pacific, this depends entirely on steps taken now.
An injured boy lays on his back in a van as two others attend to his wounds.

The Political Theater Behind Trump’s “Guns-a-Blazing” Nigeria Threat

Trump’s threat of military intervention in Nigeria may be intended more for domestic audiences and wouldn't address the drivers of the country's conflict.
U.S. President Clinton, Russian President Yeltsin, and Ukrainian President Kravchuk engage in a three-way handshake against a backdrop of a richly decorated room with fringed drapes and a chandelier-like wall sconce in the background.

Ukraine’s Ironclad Security Is Inseparable from Peace

After abandoning nuclear arms for the Budapest Memorandum, Ukraine faces existential war -- proof that security “assurances” alone won't be enough now.
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