T HIS SPRING, the Lithuanian hamlet of Lavoriskes is tranquil. No traffic disturbs the country road that leads from the village to a nearby border checkpoint with Belarus, a client state of Russia.

Parts of Alaska are warming up to four times faster than most of the rest of the world. That's forcing tough choices for ...

But things went terribly wrong when they drove back from Tijuana last month. U.S. border agents handcuffed Tyler, a U.S. citizen, and chained her to a bench, while her fiancé, Lucas Sielaff ...

"A line doesn't separate us, it never has," said Blais, who held an American flag in her hands while Lussier held a Canadian one. "Our kids have gone back and forth over this border without any ...

Military officials have identified the two Marines from California who were killed when their vehicle crashed as a convoy was ...

Two service members deployed to the U.S. Southern border were killed and a third is in serious condition after a vehicle ...

A thawing Arctic has become the latest frontier of geopolitical competition; here’s what China, Russia, and the United States ...

President Trump may be turning relations with NATO and Russia inside out, but winter war games revealed that two militaries’ ...