Ideas

4 things to watch for as NATO leaders gather in high-stakes summit

Expect important discussion on Ukrainian membership, military aid, China, and internal cohesion.

Lessons from Afghanistan for NATO’s new Ukraine command

U.S. support to Ukraine is still the biggest lever to stop Russia’s aggression and ensure Ukrainian victory.

US’s terrorist listing of European far-right group signals fears of rising threat—abroad and at home

The Nordic group’s most notorious attack was at a refugee center in Sweden in 2017.

NATO's Article 5 isn't as ironclad as many think

Alliance commitments are not quite as binding, either legally or politically, as the conventional wisdom suggests.

The Day Private Willie Mays Threw Out My Dad

Two lives intersect in a story of baseball, military service, and American society in the Korean War era.

Little fanfare as US upgrades Cuba to 'fully cooperating' with anti-terror efforts

But the mid-May move may presage wider rapprochement – if politics allows.

Ukraine’s robot boats are rewriting the rules of naval warfare

Strategists around the world have taken note of the changing dynamics at play in the Black Sea and the implications for flashpoints elsewhere.

What can this weekend’s Ukraine peace summit achieve?

Russia won't attend the Swiss-hosted event where Ukraine's Zelensky will pitch his proposal.

It’s not too late to cancel the Pentagon’s next ICBM

Axing Sentinel would save hundreds of billions of dollars—and make America safer.

Europeanize NATO to save it

If the alliance is to reach its century mark, the transatlantic partners must shift much of the responsibility of continental security to Europeans themselves.

Move Guardsmen into the Space Force? You'll lose most of them instead

Air Force leaders don’t understand why people serve in the National Guard.

China’s latest aircraft carrier is much more than a big ship

Along with technical and operational advances, the Fujian represents a response to 19th-century humiliation.