Naval ships are large vessels designed for military operations at sea. They come in various types, including aircraft carriers, destroyers, and submarines, each serving specific roles in naval warfare. These ships are equipped with advanced technology and weaponry to protect national interests and maintain maritime security. Naval ships are operated by the navy, which is the branch of a country's armed forces responsible for naval operations. They play a crucial role in defense strategies, humanitarian missions, and international maritime law enforcement, ensuring safe navigation and stability in global waters.