seas of thunder global naval warfare 1939 45World War 2 was the largest and most violent extended naval war in history. From September 1939 until the surrender of Japan, the high seas were a global battle zone filled with mighty battleships, nimble cruisers, silent hunters, and flat tops bristling with planes. Before our eyes, we witnessed the changing of warfare on the high seas as the thunderous old guard fell to air power and submarine Raiders prowled the open waters and the carrier showed