Across
- 4. Name of the first artificial satellite sent to the Earth's orbit
- 7. A type of war where two superpowers support other countries
- 8. A term that means both sides could destroy each other (abbreviation)
- 9. The race to explore outer space
- 10. Country that led Eastern Europe
- 11. Race Competition to build the most nuclear weapons
Down
- 1. A country that led the Western capitalist democracies
- 2. Economic system based on the free market
- 3. A proxy war took place in this asian country, which today is still divided in North and South
- 5. Soviet leader during the cold war
- 6. A powerful weapon that can destroy an entire city
- 10. An agreement to reduce nuclear weapons
