The U
The U.S. Military’s M65 ‘Nuclear Bomb Cannon’ Was Real
Summary: The M65 280mm Motorized Heavy Gun, known as “Atomic Annie,” was a Cold War-era nuclear cannon capable of firing a 15-kiloton nuclear shell.
-Introduced in 1952, it was transported by two 4×4 semi-trucks and could reach speeds of 30 mph.
-Atomic Annie’s only test firing occurred in 1953 dur…
![]()