By sending warships beyond Japan, the Chinese Navy is demonstrating its ability to project sea and air power far past its home waters.

© Taiwan Defense Ministry, via Agence France Press.

Russia’s spy hunters are increasingly worried about China’s espionage, even as the two countries grow closer.

© Evgenia Novozhenina/Reuters

In a world rattled by President Trump’s tariffs and his scorn for Western allies, the defense secretary struck a rare note of continuity on security partnerships.

© Yong Teck Lim/Getty Images

Though the two neighbors declared a cease-fire this month, a crucial water-sharing treaty remains at risk.

© Tauseef Mustafa/Agence France-Presse — Getty Images