One of the blockbuster films of 2023 “Oppenheimer ... the four subs was nuclear-tipped with a warhead yielding 15 kilotons, or a force equivalent to the Hiroshima bomb.

Advertisement Article continues below this ad One of the blockbuster films of 2023 “Oppenheimer ... nuclear-tipped with a warhead yielding 15 kilotons, or a force equivalent to the Hiroshima bomb.

Onlookers at a Key West, Fla., beach where the Army's Hawk anti-aircraft missiles were positioned during the Cuban missile crisis. Underwood Archives/Getty Images ...