- Capital: Sanaa
- Population: 28,498,687
- Surface Area: 527,970 km2
- Currency: Yemeni rials
- Belongs to: Arab League, IMF, UN
- Capital: Mogadishu
- Population: 15,008,154
- Surface Area: 637,660 km2
- Currency: Somali shillings
- Religion: Mostly Islam
- Belongs to: ACP, Arab League, IGAD, UN, AU