Across
- 2. – Ally of Britain that also declared war on Germany
- 4. – Soviet leader who signed a pact with Hitler
- 8. – Soldiers dropped by air behind enemy lines
- 10. – Agreement not to attack, signed by Germany and the USSR
- 12. – Agreement between countries to support one another
- 13. – A military attack and entry into another country
Down
- 1. – Country that declared war on Germany after Poland was attacked
- 3. – German tactic meaning "lightning war"
- 5. – German air force used in invasions
- 6. – Location of a major Allied evacuation in 1940
- 7. – Country invaded by Germany and USSR in September 1939
- 8. – Term used to describe the early quiet phase of the war
- 9. – Relating to the USSR
- 11. – British technology used to detect German planes
