The Causes of the Second World War

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Across
  1. 4. German unit formed to fight during the Spanish Civil War (6,6)
  2. 6. Country that intervened in the Spanish Civil War with covert military action (5)
  3. 10. Country created by the Treaty of Versailles (14)
  4. 12. Occupied by Belgium and France in 1923. Under no circumstances to be confused with the Rhineland (4)
  5. 14. Spanish group led by Franco (12)
  6. 16. Living space (10)
  7. 17. Country that the Soviet Union tried to form an alliance with in 1939, but failed (7)
  8. 18. Type of German dive bomber tested during Spanish Civil War (5)
  9. 20. Invaded by the Soviet Union and Germany in 1939 (6)
  10. 21. Policy followed by Britain and France (11)
  11. 23. France formed an alliance with this country in 1936 (6,5)
  12. 24. Area of land containing concentration of German-speaking people in Czechoslovakia in 1938 (11)
  13. 25. Hitler wanted to unite these (6,8,6)
Down
  1. 1. Area remilitarized in 1936 (9)
  2. 2. Type of referendum used to confirm Anschluss (10)
  3. 3. Term of the Versailles Treaty broken in 1935 (12)
  4. 5. Spanish fascist leader (6)
  5. 7. British Prime Minister in 1938 (11)
  6. 8. Number of years that the Saar was a League of Nations mandate (7)
  7. 9. Proportion of Czechoslovakia that contained German-speakers (7)
  8. 11. Spanish town bombed by German and Italian aircraft (8)
  9. 13. Alliance formed between Germany and the Soviet Union (5,6,4)
  10. 15. British, French and Italian agreement to protect the Versailles Treaty (6,5)
  11. 19. Speech made by British Prime Minister after returning from Munich (5,3,3,4)
  12. 22. Unification with Austria (9)