South Dakota-class battleship

generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"

Class: South Dakota-class battleship

The South Dakota-class battleship was a group of four fast, heavily armored U.S. Navy battleships built in the late 1930s, designed to provide powerful naval gunfire and fleet protection during World War II while conforming to treaty displacement limits.