Iowa-Class: Navy Battleships That Could Have Fired Nuclear Artillery 'Shells'

Summary and Key Points: During the Korean War, the U.S. Navy outfitted Iowa-class battleships with nuclear capabilities through Operation Katie, enabling them to fire Mark 23 "Katie" nuclear shells.

-The USS Iowa, USS New Jersey, and USS Wisconsin were equipped to carry these 15-20 kiloton nuclear projectiles, similar in power to the bombs dropped on Hiroshima and Nagasaki.

-This classified program, which began in 1952, aimed to provide the Navy with unparalleled firepower capable...