- Capital: Tripoli
- Population: 6.735.277
- Surface: 1.759.540 km2
- Devise: le dinar libyen
- Religion: Majorité Islam
- Appartient à: UMA, Ligue arabe, FMI, ONU, OPEP, UA
- Capital: Nouakchott
- Population: 4.614.974
- Surface: 1.030.700 km2
- Devise: l’ouguiya (1 EUR=41,1500 MRO)
- Religion: Majorité Islam
- Appartient à: ACP, UMA, Ligue arabe, FMI, ONU, UA