The U.S. Army Intelligence Support Activity (ISA), or "The Activity," is one of America's most secretive special operations units. Created in 1981 after the failed Operation Eagle Claw rescue ...

Dark Eagle: The U.S. Army’s Hypersonic Answer to China’s Missile Gap Currently under development for the United States Army is the Long-Range Hypersonic Weapon (LRHW), also known as Dark Eagle.

Epic: The U.S. Army recently completed a successful test of the Long-Range Hypersonic Weapon (LRHW), nicknamed Dark Eagle, which flew in a near-operational configuration over 2,000 miles.