New nations created after WW1:
1) Yugoslavia: Made up of parts of Austria and Hungary, and the nations of Bosnia, Montenegro, Serbia.
2) Czechoslovakia: Made up from parts of the Austro-Hungary empire.
3) Poland: Made up of parts of Germany, Hungary and Russia.
4) Lithuania: Made up of part of Russia.
5) Latvia: Made up of part of Russia.
6) Estonia: Made up of part of Russia.
7) Finland: Made up of part of Russia.