- Capital: Monaco
- Population: 36,686
- Surface Area: 75 km2
- Currency: Euros
- Religion: Mostly Christianity
- Belongs to: CoE, UN, OSCE
- Capital: Sanaa
- Population: 33,322,000
- Surface Area: 527,970 km2
- Currency: Yemeni rials
- Religion: Mostly Islam
- Belongs to: Arab League, IMF, UN