- Capital: Sanaa
- Population: 33.322.000
- Surface: 527.970 km2
- Devise: le riyal yéménite
- Religion: Majorité Islam
- Appartient à: Ligue arabe, FMI, ONU
- 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