Hitler's Lighting War

3. The Axis nation that launched a surprise attack on Poland at dawn.
6. "Lightning war" strategy using fast tanks and aircraft to overwhelm enemies.
7. Its invasion on September 1, 1939, officially sparked World War II.
11. British Prime Minister who declared his nation would "never surrender."
12. Atlantic __ is a joint declaration by Roosevelt and Churchill on post-war peace goals.
14. Nonaggression __ is a 10-year agreement between Stalin and Hitler to not attack each other.
15. The name of the German air force.

1. German General known as the "Desert Fox" for his North African successes.
2. Battle of __ is a long air campaign that taught the Allies Hitler could be blocked.
4. This country fell in June 1940 and was split into occupied and puppet zones.
5. The __ Union used a "scorched-earth" strategy against invading Nazis.
8. Great __ is the nation that "stood alone" after the fall of France in 1940.
9. French general who set up a government-in-exile in London.
10. United __ remained neutral until an attack by Japan drew it into war.
13. Middle __ is a region containing vital oil fields that the Axis sought to control.