"Historyholic Puzzle": HTML5 Crossword

Across

2. In WWI, Germany’s plan for fighting France and Russia was called? (10,4)
4. What was the name of the gang member that Peaky Blinder Tommy Shelby character was based? (5,6)
5. Which battle lasted for ten months, the longest of WWI? (6)
8. The assassination of which Archduke started WWI? (5,9)
9. During Mary I reign, England lost which French town? (6)
11. Who was elected as President of the Weimar Republic? (9,5)
13. In 1554, Mary I married Philip, the King of Naples. As a child, she had been betrothed to a relative of Philip's. Who was that relative? (6)
16. Hiroo Onoda was a soldier for which country in WWII? (5)
17. Who was the US President during WWII when Pearl Harbor was attacked? (8,1,9)
18. What make WWI tanks female? (7,4)
19. What was the name of one of the German cities that avoiding the bombs? (8)

Down

1. What was the name of England's most infamous witch hunter? (7,7)
3. How many deaths was the Witchfinder General responsible for? (5,7)
6. The Marian Persecution earned Mary Tudor what nickname? (6,4)
7. Who was Mary Tudors mother? (9,2,6)
10. In what century was the Witchfinder General involved in the UK Witch Trials? (11)
12. How many horses, donkeys and mules died in WWI? (5,7)
14. The D-Day invasion the Allies orchestrated to retake Europe from the German Third Reich was launched at what location? (8,5)
15. Italy’s action in WWI was primarily against? (7,7)
18. Adolf Hitler predicted the war in his memoir published in 1925. What was it called? (4,5)