However, that's exactly what the Davy Crockett Recoilless Rifle was when it was first formulated in 1958. It was all of the power of nuclear weapons with the portability of a regular piece of ...

The U.S. Army fielded a number of recoilless rifles after World War II, in calibers from 57-millimeter to 106-millimeter. The Army saw these rifles as anti-tank weapons meant to counter the T-55 ...

so it was replaced with six M40A1C 105 mm recoilless rifles (officially labeled 106 mm to avoid confusion with a different recoilless rifle) that could be fired electronically from inside the vehicle.