Russia’s invasion of Ukraine violates the UN Charter and cannot be justified under international law as an act of self-defense or humanitarian intervention.

The United Kingdom faces numerous uncertainties as Brexit nears its nominal finish line.

The midterm elections will have ramifications for U.S. foreign policy.

Despite a no-confidence vote, the odds of a stabilizing outcome have brightened.

The big day was March 29. Then it was April 12. And now Europe’s powers have decreed that Britain has until Oct. 31 to decide how — or indeed whether — it would like to leave the European Union. At t…