Putin said Russia would "respond accordingly" if the UK sends a "nuclear component" to Ukraine. The component: depleted uranium armor-piercing shells, which have no role in nuclear weaponry. Russia is ...

Here’s What You Need to Know: Russia may finally have a 125-millimeter sabot round that can threaten Western main battle tanks at range. The Soviet Union’s huge tank fleet was a cornerstone of its ...

Short-range engagements between armored vehicles tend to be highly lethal. At proverbial knife-fighting range, armor piercing shells strike with maximum kinetic energy, and enemies are more likely ...