The Department of National Defence (DND) is the federal department responsible for Canada's military and defence policy. DND oversees the Canadian Armed Forces (CAF), which includes the Royal Canadian Navy, Canadian Army, and Royal Canadian Air Force. The department manages military operations, procurement of equipment and supplies, defence research, personnel matters, and military infrastructure across the country. DND operates bases and facilities in many Canadian communities, significantly impacting local economies and creating complex relationships with municipalities regarding land use, services, and emergency coordination. Canada's defence policy addresses both traditional military roles (NATO commitments, territorial defence) and expanded responsibilities including peacekeeping, disaster response, Arctic sovereignty, and cyber defence. The Minister of National Defence provides civilian oversight of the military.