The Ministry of Defense (MDN) of Tunisia is a governmental entity focused on national security and military affairs. It oversees various branches including the Army, Navy, and Air Force, as well as military healthcare and administrative functions. The MDN offers a comprehensive range of services, including legal support, human resources, and military training. Key institutions under its governance include military academies, the National Institute of Defense, and training centers for officer candidates and non-commissioned officers.

The ministry is also responsible for developing military culture through heritage management and public communications. Its commitment to public service is reflected in its initiatives to involve citizens, provide clear communication channels, and promote social welfare among military personnel. Through partnerships in national and international operations, such as peacekeeping missions, the MDN reinforces its role in maintaining regional stability. Additionally, the ministry provides educational opportunities for future military leaders, actively engaging in recruitment and professional development activities.