Across
- 3. Countries expanding their territory by conquering other areas of land
- 6. The _________ protocol was a treaty signed in 1925 which banned use of chemical and biological weapons
- 7. The name of Britain's First Lord of the Admiralty
- 10. The area of land in between two enemy trenches
- 13. The name of the group who planned to assassinate Franz Ferdinand
- 14. The number of months the Gallipoli Campaign lasted
- 16. The place where Franz Ferdinand was assassinated
- 17. These trenches joined the first, support and reserve trenches and allowed for transfer of messages
Down
- 1. The alliance between Britain, France and Russia
- 2. Countries building up their armed forces
- 4. When neither side gains ground
- 5. The name of the British passenger ship that was sunk by a German submarine in May 1915
- 8. Another name for a German submarine used in WWI
- 9. The plan for Germany to invade France through Belgium
- 11. The month Britain declared war on Germany
- 12. A very fast and powerful type of battleship
- 15. A sharp weapon designed to fit on the end of a rifle gun