How did Austria-Hungary fall apart?

For much of its history Austria-Hungary was one of Europe's most diverse states, rivaled only by the Ottoman Empire at its peak. read more

Austria-Hungary fell apart because this European Great Power lost a war very badly, and the different ethnic groups within the empire saw more benefit in splitting the empire into post-imperial successor states than in staying together. read more

One of Woodrow Wilson's fourteen points was focused largely at the fallout from the Austro-Hungarian Empire, in allowing all peoples self-determination for governance. So, a pan-Slavic state was created (The Kingdom of Yugoslavia), and Austria-Hungary broke apart into Hungary, Austria, etcetera. read more