The Department of National Defense (DND) is a government agency responsible for ensuring the security and defense of a nation. It oversees the military forces, including the army, navy, and air force, and coordinates national defense policies and strategies. The DND works to protect the country from external threats and supports international peacekeeping efforts. In addition to military operations, the DND also focuses on disaster response and humanitarian assistance. It collaborates with other government agencies and organizations to provide aid during emergencies, ensuring the safety and well-being of citizens. The department plays a crucial role in maintaining national sovereignty and stability.