Diplomacy

Applying a new label to an old problem does not transform the problem. Nor does it grant the U.S. president or the U.S. military expanded legal authority to kill civilians.

In the U.S.-China contest for global leadership, Congress can determine whether the DFC remains on the sidelines or becomes a central player.

For international climate diplomacy to succeed, it cannot be tethered to partisan swings in Washington.

On Aug. 28, three European nations triggered snapback of the UN's Iran sanctions. Kelsey Davenport explains its impact, next steps, and why it matters.

The road to a leaner, more efficient U.N. is likely to be bumpy, but as the U.N. turns 80, its future may lie in being able to adapt to shifting global realities.

A European "reassurance force" for Ukraine risks being another notional "guarantee" offering little more than a false sense of security.

Just Security's collection of more than 110 articles covering the Israel-Hamas War and its diplomatic, legal, and humanitarian consequences.

A catalog of articles analyzing the diplomatic, political, legal, security, and humanitarian consequences of the international climate crisis.

Previous administrations sought to reinterpret, evade, or selectively engage with international law. The Trump administration is actively delegitimizing and dismantling it.

The United States and its allies can use the Taiwan model to make post-war Ukraine more secure without writing checks they cannot cash.

The ongoing struggle of Afghanistan’s exiled democratic movement is a vital bulwark against a rising tide of authoritarianism and extremism.

An upcoming UNSC review is a good chance for States to reflect on what is needed in implementing the Council's counterterrorism work.