NATO
Highlights:

Will Trump Take the Win at NATO’s Ankara Summit?
It is an open question whether the Trump administration seeks to rebalance NATO or disengage the U.S. from European security.

Collection: U.S., Greenland, and NATO
Experts examine legal, political, and security dimensions of U.S. policy on Greenland, including U.S.-NATO relations, congressional oversight, and geopolitical implications.

Ukrainian Drone Incursions into Baltic States, Russian Electronic Warfare Countermeasures, and International Law
Experts unpack the international law implications of recent incursions of Ukrainian drones into the airspace of Baltic countries due to Russian electronic warfare tactics.

The Transatlantic Dilemma: How to Pursue Autonomy Without Foreclosing Future Cooperation
Transatlantic relations are unraveling as U.S.-Europe tensions deepen over Ukraine, Iran, and NATO, risking a long-term shift from cooperation to strategic rivalry.

The Unraveling of the North Atlantic Bargain
As U.S. security commitments to Europe grow conditional, it is clear the old relationship is not recoverable. The question is what Europeans build in its place, and how fast.

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.
86 Articles

Toward A Just and Lawful Peace in Ukraine: Part II
As the war in Ukraine continues to unfold, international lawyers must keep insisting that law be injected into diplomacy and accountability into power politics.

Toward A Just and Lawful Peace in Ukraine: Part I
A review of what law and lawyers have contributed toward the goal of a just and lawful peace in Ukraine over the past four years.

Ukraine’s Long War and History’s Lessons for the West
Russia’s long war on Ukraine is a world-shaping conflict, and only sustained U.S. and European pressure can secure the continent's future and the global order.

Investment, Not Aid: A Chance to Reset U.S.-Bosnia Relations?
Can Bosnia's leaders advance U.S.-backed investments to strengthen its democratic future in the face of a separatist's growing influence in Washington?

Greenland Post-Davos: Enforcing 22 USC 1928f to Save NATO and Contain Trump’s Lawless Foreign Policy
In his threats against Greenland, President Trump has violated the U.N. Charter, the North Atlantic Treaty, and Section 1928f, prompting Congress to take swift action.

“America Alone” Runs Counter to U.S. Public’s Preferences for Robust Global Engagement
The Trump administration's withdrawal from dozens of international structures contradicts polls showing Americans broadly support multilateralism, alliances, and human rights.

The Insurmountable Legal Obstacles to U.S. Acquisition of Greenland
Any acquisition of Greenland by the United States–whether by force or through coerced agreement–would directly violate fundamental principles of international law.

Hypothetical Legal Review of Use of the U.S. Military in Greenland
This hypothetical legal review imagines what a senior judge advocate’s legal analysis would be if ordered to plan a U.S. military operation in Greenland without Denmark's consent.

How Congress Can Preserve NATO and Greenland: Using 22 USC 1928f to Protect the Peace
Trump’s threats to invade Greenland risk destroying NATO itself, but a little-known statute, 22 U.S.C. 1928f, could prevent him from doing just that.

Trump Is Right About Greenland — Wrong About How to Secure It
The challenge is not recognition of Greenland’s importance; it is ensuring that security enhancements are strategic, sustainable, and allied-driven.

The North Atlantic Treaty and a U.S. Attack on Denmark
Would NATO have to defend Denmark if the United States attempted to seize Greenland? Article 5 suggests other allies are obligated to come to Denmark's defense if requested.

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.