Legal principles matter as two major democracies—Taiwan and Ukraine—are threatened by superpower neighbors. Whether one argues about Taiwan’s status as a country or a province of China, it is a vibra…

There’s a single thread connecting the White House approach to the region, from Syria to Saudi Arabia.

What to do to deter a Russian invasion of Ukraine—and what to do if deterrence fails.

Surrounded by rivals amid a collapsing economy, the Turkish president is facing the longest odds of his life.