The South Dakota-Class Battleship was a class of battleships built for the United States Navy during World War II. This class included four ships: USS South Dakota, USS Indiana, USS Massachusetts, and USS Alabama. They were designed to provide heavy firepower and protection, featuring advanced armor and powerful 16-inch guns. These battleships played a significant role in naval battles in the Pacific Theater, participating in key engagements such as the Battle of Santa Cruz and the Battle of Leyte Gulf. The South Dakota-Class was known for its speed and maneuverability, making it a formidable presence in naval warfare during its time.