Q. Recently, which country became the 21st member of the Eurozone, bringing it closer to full European integration?
Answer: Bulgaria
Notes: Bulgaria recently became the 21st member of the Eurozone, moving closer to full European integration. Bulgaria is located in southeastern Europe on the eastern part of the Balkan Peninsula. It shares borders with Romania, Turkey, Greece, North Macedonia, and Serbia, and has a maritime boundary with the Black Sea. The capital city of Bulgaria is Sofia.