B57 nuclear bomb

The B57 is a type of tactical nuclear bomb developed by the United States during the Cold War. Introduced in the late 1950s, it was designed for use by various military aircraft and was part of the U.S. arsenal to provide a flexible response option in a nuclear conflict. The B57 comes in several variants, with different yield options, typically ranging from about 0.2 to 1.1 megatons.