July 30 (UPI) --Amid escalating tensions between conservatives and liberals in South Korea, and as the world fixates on North Korea's menacing nuclear arsenal, a more insidious threat is shaping the ...

The development of the automotive torpedo during World War I helped submarines to become more efficient by allowing them to attack from a safe distance. During World War I, Germany’s U-boats engaged ...

Globalization and radical advances in technology have generated novel threats against which current defense paradigms offer little protection. America teeters on a historic inflection point and can ...

A former special agent with the U.S. Drug Enforcement Administration is accusing China of fueling the fentanyl crisis as part of a concerted effort to "destabilize and destroy" America. “The bigger ...

Jan. 31 (UPI) --On this date in history: In 1917, Germany announces it will wage unrestricted submarine warfare against all ships, including passenger carriers, in war-zone waters. In 1924, ...

The U.S. flags painted on the side of merchantmen in World War II haven’t been much help to U.S. shipping lately—in fact, have served as convenient bull’s-eyes for Nazi subs in unrestricted warfare.