The Ministère de la Défense is the French government department responsible for national defense and military affairs. It oversees the Armée de Terre (Army), Marine Nationale (Navy), and Armée de l'Air (Air Force), ensuring the country's security and military readiness. The ministry also manages defense policy, military operations, and the budget for defense-related activities. Headed by the Ministre des Armées, the ministry plays a crucial role in international relations and cooperation with allied nations. It focuses on strategic planning, military training, and the development of defense technologies to protect France and its interests globally.