The U.S. Navy is making "historic investments" in its undersea warfare capabilities, the Pacific Submarine Force told Newsweek.

It is now considered common knowledge in Washington policymaking circles that China aims to replace the United States as the dominant global superpower and to aggressively expand its territory.

A massive 7.8 magnitude earthquake struck Russia's Kamchatka region at 3 p.m. ET on Thursday. Newsweek's live blog is closed.

The UN Security Council will vote Friday on whether to reimpose sanctions on Iran over its nuclear program, the Council's ...

China’s defense minister renews threats of his country’s takeover of self-ruled Taiwan as he opens a security forum in ...