Across
- 4. successor of Barack Obama
- 6. Soviet politician who led from 1924 to 1953
- 7. study of genes
- 10. the system of segregation that was once active in South Africa
- 12. the process of states becoming independent from a colony
- 16. the political ideology derived by Karl Marx
- 18. the first President of South Africa
- 19. founder of People's Republic of China
- 21. produces a very narrow beam of light
- 23. what split North and South Korea
- 24. United States President assassinated in 1963
- 25. dictator of Germany
- 26. active military alliance from 1949
- 28. the target of a Russian invasion in 2022
- 29. period of tension between the Eastern and Western Blocs
- 30. social movement regarding sexuality in the western world
Down
- 1. led China through a series of economic reforms
- 2. alliance formed by the Eastern Bloc that ended 1991
- 3. attack on the world trade center
- 5. United States and Soviet Union fight over the moon
- 8. global network of billions of devices
- 9. recent pandemic of international concern
- 11. a source of energy that is naturally replenished in a human lifetime
- 13. the first African-American President of the United States
- 14. the incumbent President of Russia
- 15. war in Vietnam, Laos
- 17. the location olympics where terrorists killed 12 victims
- 20. state formed in 1948
- 22. a war of the ongoing conflict of Arab and Israeli peoples
- 27. the incumbent President of the United States