In Senegal, the Senegalese military is responsible for both territorial defense and internal security; it also assists the civilian government in such areas as preventive healthcare, infrastructure development, environmental protection, and disaster response; key areas of focus for the military include a low-level insurgency in the country's south, maritime security, and securing the border against smuggling and Sahel-based Islamist insurgent groups affiliated with al-Qa'ida and the Islamic State; the military participates in foreign peacekeeping deployments and multinational exercises; its closest security partner is France, which has long maintained a military presence in Senegal  

Senegalese security forces have been engaged in a low-level counterinsurgency campaign in the southern Casamance region against factions of the separatist Movement of Democratic Forces of the Casamance (MDFC) since 1982; the conflict is one of longest running low-level insurgencies in the World, having claimed more than 5,000 lives while leaving another 60,000 displaced; in recent years, nearly all of the MDFC factions have agreed to cease hostilities (2025)