Al-Mourabitoun (Arabic: المرابطون, romanized: al-Murābiṭūn, lit. 'The Sentinels') was an African militant jihadist organisation formed by a merger between Ahmed Ould Amer, a.k.a. Ahmed al-Tilemsi's Movement for Oneness and Jihad in West Africa and Mokhtar Belmokhtar's Al-Mulathameen. On 4 December 2015, it joined Al-Qaeda in the Islamic Maghreb (AQIM). The group seeks to implement Sharia law in Mali, Algeria, southwestern Libya, and Niger.