Countries created after world war i
The countries created after WW1 were Finland, Estonia, Latvia, Lithuania, Poland, Bulgaria, Yugoslavia, Turkey, Czechoslovakia, and Austria-Hungary were split into two separate countries, Austria and Hungary.
The middle east
After World War I the Arab territories of the old Ottoman Empire were administered as Western mandates, not annexed as Western colonies. The French had received the mandates for Syria and for Syria’s neighbor, Lebanon. The post-war mandates, which brought so much of the Arab world under imperial control, frustrated the aspirations of Arab nationalists and created several nationalist movements that posed problems to both Britain and France.