Across
- 5. became Communist dictator in Cuba
- 8. scientific effort developed atomic bomb for U.S
- 12. missionary killed in Ecuador
- 14. president gave order to use atomic bomb against Japan
- 15. invasion that occurred on shores of Normandy, France was called
- 16. physicist who wrote a letter to President Roosevelt urging him to begin research on atomic bomb
- 17. Germany's last major offensive of WWII
Down
- 1. murder of millions of Jews by Nazis during WWII
- 2. provided veterans with low-interest loans
- 3. name given to ideological war between Soviet Union and U.S
- 4. developed polio vaccine
- 6. organization formed to promote peace among the nations of the world
- 7. baseball player that broke color barrier
- 9. America pledged help to any free nation threatened by Communist invasion
- 10. military alliance vowed to protect Western European and North American nations
- 11. former Communist Party member helped expose Soviet spies
- 13. independent state was established in 1948