Answer:1,the Allies; the Central Powers
2, common Slavic identity
3, France, Russia, and Great Britain
4, Germany
5, Germany and the United Kingdom
6, The assassination of Archduke Ferdinand
7, Fully mobilized its troops on Germany's border
8, Taking France out quickly and then focusing on Russia
9. An oversized military not contributing to real output
10. Indentured labor
11. United Kingdom
12. The health and power of the state to be able to address problems.
13. World War I
14. Almost nonexistent after a failed play for power
15. the New Economic Policy
16. They threatened Stalin's power in some way.