World War 1

4. Longest Battle of WW1 from 21 February - 18 December 1916
5. President of the USA at the end of the war
6. Heavy armored vehicle which could travel over barbed wire and across enemy trenches
8. Used extensively in trench warfare; laid, several rows deep, by both sides to protect the front line trench
9. Part of the Central Powers; declared war on Russia first; received total blame for the war
10. Part of the Triple Entente; largest navy in the world; blockaded the Germans
14. Part of the Allies; Battle of the Somme and Battle of the Marne took place in this country
15. French General who was overall commander of the Entente Forces during WW1
19. Trenches used to move between the front and rear trenches and to transport injured men to the field hospitals
20. These weapons fire a very fast stream of bullets for a long time (500-600 bullets/min)
21. Large and heavily armed Battleships which were a key part of the Naval Arms Race
22. Wilson's peace plan
23. Where the big field guns were located used to fire shells at the enemy
25. A medical condition caused by prolonged exposure of the feet to damp, unsanitary, and cold conditions

1. Payments for war damage
2. Poisonous gas used against the enemy
3. French President at the end of the war
7. These were underground and were used as command centres, to store food, weapons, and artillery
11. Part of the Central Powers; had many different nationalities within country all wanting their own nation
12. International Organisation founded after end of WW1, largely failed to maintain international peace
13. war from inside trenches enemies would try killing each other with machine guns, tanks, and poison gas
16. British General associated with attrition
17. Another Name for the Third Battle of Ypres
18. The name given to the area between the two lines of trenches
24. German General who led the unsuccessful final attack of 1918