Years of intelligence collection, infiltration of Iran with commandos and weapons, and tracking of targeted commanders and scientists made the wide-ranging attacks possible.

© Mohammad Zaatari/Associated Press

How did the U.S. become so dependent on China for a resource that is essential for cars, fighter jets and more?

A highly visible missile base on Okinawa is part of a Japanese defense buildup made amid fears of Beijing’s growing power and questions about U.S. commitment.

We don’t know all the details of Trump’s plan to build an Iron Dome-like defense system. What we do know is it wouldn’t come cheap, easy or soon.