Europe’s political map changed dramatically between 1914 and the late 1910s: multi‑national empires collapsed, and a belt of new nation‑states appeared across Central and Eastern Europe.

Quick Scoop

Before World War I, Europe was dominated by a few large empires: the German Empire, Austria‑Hungary, the Russian Empire, and the Ottoman Empire, alongside long‑established states like France, Britain, Italy, and Spain. On a 1914 map you see huge continuous blocks: one for Germany in Central Europe, one for Austria‑Hungary stretching from today’s Austria into much of Central/Eastern Europe, one for Russia covering Poland, Finland, and the Baltic area, and one for the Ottoman Empire still holding much of the Balkans and the Middle East.

After World War I and the peace settlements (especially the Treaty of Versailles and related treaties), those big empires fractured and were replaced or reduced. New or enlarged states such as Poland, Czechoslovakia, the Kingdom of Serbs, Croats and Slovenes (later Yugoslavia), and an expanded Romania filled parts of the territory where empires once stood, while Austria and Hungary became much smaller, separate countries. Borders shifted westward and southward for some countries, and the post‑war map looks much more “patchwork,” with many more medium and small states than the relatively simple imperial blocks visible on maps from 1914.

Key before‑vs‑after changes

  • Austria‑Hungary disappeared; its lands were divided among Austria, Hungary, Czechoslovakia, Yugoslavia, Italy, Romania, and Poland in varying proportions.
  • The German Empire lost territory in the west (to France and Belgium) and east (to the re‑created Poland and others), and its borders became tighter and more irregular.
  • The Russian Empire lost Finland, Poland, and the Baltic regions, which moved out of imperial control in the turmoil of war and revolution.
  • The Ottoman Empire lost almost all European territory except a small region around Istanbul, with most of the Balkans now under new or enlarged states.

What to look for on actual maps

If you put a “map of Europe before and after WW1” side by side, focus on:

  • Central Europe: watch Austria‑Hungary in 1914 turn into multiple separate states afterward.
  • Eastern Europe: see Poland reappear, and new borders for the Baltic area and Western Russia.
  • The Balkans: compare the shrinking of Ottoman holdings with the growth of Yugoslavia, Romania, Bulgaria, and others.

These visual contrasts make it clear how WW1 redrew Europe’s borders and set the stage for many of the political tensions of the 20th century.

Information gathered from public forums or data available on the internet and portrayed here.