Nolan Peterson

Ukraine has become a proving ground for many of the tactics, techniques, and technologies that will transform that next era of warfare. One recent...

ÄMARI AIR BASE, Estonia—A memorial site for Soviet air force pilots is hidden in the woods just outside the gates of this NATO air base. Some of the...

USS GEORGE H. W.

KYIV, Ukraine—I arrived in Ukraine for the first time in July 2014, three years ago this month. I originally planned to stay for three weeks.

KYIV, Ukraine—On May 13, an artillery shell fired from within separatist-controlled territory landed in a residential neighborhood of Avdiivka, a...

KYIV, Ukraine—With the world’s eyes on London the day after a lethal terror attack outside of Parliament, a series of violent incidents swept across...

KYIV, Ukraine—Artillery and rockets have been raining down on the front-line town of Avdiivka in eastern Ukraine since Sunday, leaving 16,000...

KYIV, Ukraine—A planned missile test over the Black Sea spurs a Kremlin threat to shoot down the missiles and possibly target the launch sites. An...

Ukraine’s Soldiers Carry the Burden of a Nation at War MARINKA, Ukraine—As the war in Ukraine nears its fourth calendar year, Ukrainian troops remain...