The answer explains the territorial changes in Europe before and after World War I, highlighting key transformations.
Europe before World War I (1914) consisted of powerful empires such as the Austro-Hungarian Empire and the Russian Empire, while Europe after World War I saw significant changes with the dissolution of empires and the creation of new nations.
Key Changes: The dissolution of Austria-Hungary into Austria, Hungary, and Czechoslovakia, the formation of the Kingdom of Yugoslavia, and the creation of Poland, Lithuania, Latvia, Estonia, and Finland out of former Russian territories.
https://brainly.com/question/31229925