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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3,003 Articles
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.
U.S. President Donald Trump (R) and Chinese President Xi Jinping (L) sit across from each other at a long table, each flanked on the right and left side of the image, respectively, by other officials, with three flags each of the United States and China, alternating along the back wall at the far end of the table.

Trump’s Chip Strategy Needs Recalibration

Facing the challenge from China, U.S. technological leadership in the century ahead requires a focused and disciplined strategy coordinated with allies.
Image of a room at a United Nations meeting in 2016, with seats and desks arranged in a semi-circle in front of a screen where the speaker is addressing the audience via video.

As the U.N. Seeks Its Next Secretary-General, a Growing Number of Countries Favor a Woman for the Post

Research analyzing statements by U.N. member states shows at least 94 interested in seeing a woman become the next secretary-general for the first time.
A bullet proof vest carrying a patch with the Democratic Republic of Congo (DRC) flag and a ballistic helmet are lying in an empty road that stretches into the background, alongside other personal belongings. Mountains can be seen stretching across the photo in the background.

Rwanda–DRC Peace Deal: Trump Owns It. Now What?

Trump's Rwanda-DRC peace deal inherits six months of failed implementation, unmet security commitments, and a worsening humanitarian crisis in eastern Congo.
In this pool photograph distributed by Russian state agency Sputnik, Russia's President Vladimir Putin (R) greets US Special Envoy Steve Witkoff (L) prior to their talks in Moscow on April 25, 2025. (Photo by KRISTINA KORMILITSYNA/POOL/AFP via Getty Images)

Why a Ukraine-Russia Amnesty Would Violate Geneva Convention Obligations

An amnesty in any future peace plan would be unlawful and a moral abdication of the pursuit of accountability for victims in Russia's war in Ukraine.
A member of the Ukrainian army and a policeman stand near body bags exhumed from a mass grave where civilians where buried in Bucha, on the outskirts of Kyiv, on April 13, 2022, amid Russia's military invasion launched on Ukraine. - A visit by the International Criminal Court's chief prosecutor to Bucha -- the Kyiv suburb now synonymous with scores of atrocities against civilians discovered in areas abandoned by Russian forces -- came as the new front of the war shifts eastward, with new allegations of crimes inflicted on locals. (Photo by FADEL SENNA/AFP via Getty Images)

History and International Law Proscribe Amnesties for Russian War Crimes

Compromising on prosecutions for Russian atrocities would erode the system of international justice built since Nuremberg and undermine the rule of law itself.
A young boy looks on at the site of an Israeli airstrike in Deir al-Balah on December 9, 2025, which resulted in a Palestinian man being killed.

An Analysis of Resolution 2803 and the International Stabilization Force: A Militarized Enforcement Mission with Precarious Legal and Strategic Implications

UN Resolution 2803 authorizes a Gaza stabilization force under U.S. guidance, raising questions about legality, impartiality, and risks to Palestinian self-rule.
Alternating American flags and United Nations flags, set around a pole, wave in the wind.

Does the United States Still Oppose Torture?

The U.S. broke with decades of UN consensus by voting against a resolution condemning torture, prompting global concerns about American commitments to human rights.
Sign in front of the Department of State in Washington, D.C. (via Getty Images)

Global Corruption, Local Hypocrisy: The Promises and Pitfalls of the U.S. Combating Global Corruption Act

The Combating Global Corruption Act presents an imperfect but useful opportunity to rebuild the U.S. government’s anti-corruption practices.
U.S. President Donald Trump (R) and South Korean President Lee Jae-myung talk to reporters before an Oval Office meeting at the White House on August 25, 2025 in Washington, DC. During Lee's first official visit to the White House, the two leaders are set to discuss trade and military cooperation to counter North Korea and China, South Korea's top trade partner. (Photo by Chip Somodevilla/Getty Images)

Legal and Policy Options for a U.S-South Korea Nuclear Submarine Program

Trump’s announcement 'approving' a nuclear-powered submarine plan with South Korea contradicts U.S. law requiring specific terms, agreements, and congressional review.
(L-R) British Prime Minister Keir Starmer, Finnish President Alexander Stubb, Ukrainian President Volodymyr Zelensky, U.S. President Donald Trump, French President Emmanuel Macron, Italian Prime Minister Giorgia Meloni, German Chancellor Friedrich Merz, and NATO Secretary General Mark Rutte

The Quiet Rebalance in Transatlantic Intelligence

Recent developments are deepening European officials' existing unease about Washington's steadiness as a security partner.
U.S. Secretary of Defense Pete Hegseth arrives to testify before the Senate Armed Services Committee in the Dirksen Senate Office Building on June 18, 2025 in Washington, DC.

U.S. Boat Strike Campaign: Questions Congress Should Ask Executive Branch Officials

A list of questions that should be answered by U.S. government officials regarding the lethal campaign against suspected drug trafficking individuals, groups, and vessels.
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