China

Most leaders of major countries rushed to offer their personal congratulations to Biden.

The U.S. is disputing reports that Marine special operators are spending a month in Taiwan to train local forces.

Leathernecks will be getting in on the undersea fight north of Norway and in the Western Pacific.

The retired Navy rear admiral and former U.S. ambassador to Norway said that Americans' basic freedoms could be at risk.

The U.S. is counting on stronger alliances to counter near-peer enemies.

The carrier could rival those in the U.S. fleet for size and capability, according to an analysis.

China's military is already superior to the U.S. in several respects and is aiming for total dominance.

Multiple recent incidents pose the risk of escalation into open conflict, the U.S. warns.

China, Russia and Iran have watched how U.S. forces use space-based technologies on the battlefield.

Defense Secretary Mark Esper spent an hour and a half on the phone Thursday with China's defense minister.