Russia’s campaign in the Donbas region of Ukraine has “lost momentum and fallen significantly behind schedule,” and likely will not accelerate its advance during the next month, according to British military intelligence. “Despite small-scale initial advances, Russia has failed to achieve substantial territorial gains over the past month whilst sustaining …

The U.S. Army in World War II also issued playing cards, including a deck of aircraft silhouettes to help soldiers on the ground identify friends from foes.