- Capital: Sanaa
- Population: 33,322,000
- Surface Area: 527,970 km2
- Currency: Yemeni rials
- Religion: Mostly Islam
- Belongs to: Arab League, IMF, UN
- Capital: Djibouti City
- Population: 1,002,000
- Surface Area: 23,200 km2
- Currency: Francs
- Religion: Mostly Islam
- Belongs to: ACP, Arab League, IGAD, IMF, UN, AU