Across
- 2. last name of the man who brought reformation to Bohemia
- 4. large sea on the eastern side of the Balkan Peninsula
- 6. capital of Slovakia
- 7. capital of Ukraine
- 8. capital of Bulgaria
- 11. Communist leader of Yugoslavia
- 12. largest ethnic group in Eastern Europe
- 13. capital of Poland
- 16. largest of the Baltic states
- 17. union of six republics in Eastern Europe from 1946-1992
- 18. capital of Hungary
- 19. capital of the Czech Republic
Down
- 1. country that fought against Ukraine in 2022
- 3. ard-chaped mountain range in Eastern Europe
- 4. Turkish word meaning "mountain"
- 5. capital of Greece
- 9. 400-mile long chain of Baltic citizens
- 10. labor union formed against Communism
- 14. Poland's first elected president
- 15. second longest river in Europe