Causes of ww2

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Across
  1. 3. Britain and France declared war on _____ after Poland invasion
  2. 7. A big event in American history that was caused by a stock market crash
  3. 8. Leader of Germany
  4. 9. A buffer zone between Germany and France
  5. 10. means "Living space"
Down
  1. 1. Germany invaded _______ on September 1st, 1939
  2. 2. Agreement at the end of WW1
  3. 4. Giving a country something they want so countries can keep peace
  4. 5. The puppet state that marked Japan's aggression towards Asian expansion
  5. 6. A country that sought to make a new Roman empire