Various theories have been proposed for the U.S. to rejoin the Open Skies Treaty without presenting it again to the Senate for advice and consent to ratification; some are legally unsupportable, while ot...

President-elect Biden is expected to initiate the process of rejoining the Paris Agreement on Inauguration Day. But the hard part will be coming up with a quantitative statement of how and by how much U....

Does the “expropriation exception” of the Foreign Sovereign Immunities Act (FSIA) afford U.S. courts jurisdiction to resolve claims brought by German citizens against the German government? 

Can courts abstain from hearing suits against foreign sovereigns for reasons of international comity, even when the Foreign Sovereign Immunities Act (FSIA) has provided the court jurisdiction over the su...

The cases center on the question: When can a U.S. company be sued for alleged human rights violations abroad under the Alien Tort Statute? 

The future of the Iran nuclear deal and more depend on how the next administration responds to Tehran's mixed messages.

I have an essay today in the Human Rights & International Criminal Law ICC Forum discussing what President Biden and the ICC Prosecutor should do to end the nasty conflict between the U.S. Government and...

Pakistan’s two newest political disrupters could not be more different. Here’s why that matters.