Conflicts, though typically started easily, can be brutal, intractable, and difficult to end.

The country’s young people have been forced to make decisions much tougher than most adults are capable of. I feel some small sense of common cause.

Anything helps—we shouldn’t overthink it. But we should still, well, think it.

He is threatening to invade Ukraine because he wants democracy to fail—and not just in that country.

Did Obama’s refusal to strike Syria really give Putin the green light in Ukraine?

Ukrainians have fought not only for their own country, but also for Europe, giving the EU a powerful reminder of why it was founded in the first place.

Foreign policy in the United States was historically seen as having a bipartisan consensus on many of the most significant issues.

How to punish the aggressor and support Ukraine while minimizing unintended damage

Americans need to cure what ails our democracy, ridding ourselves of our incipient Russification.

Belarus opposition leader Sviatlana Tsikhanouskaya discusses how the war in neighboring Ukraine is affecting her own people’s bid for freedom.