Answer:
Legally, the collapse of the empire turned into formalized within the September 1919 Treaty of Saint-Germain-en-Laye with Austria, which additionally acted as a peace treaty after the first international conflict, and in the June 1920 Treaty of Trianon with Hungary.
1. The dissolution of Austria-Hungary was a primary geopolitical event that occurred as a result of the increase of inner social contradictions and the separation of different elements of Austria-Hungary. The purpose for the crumble of the state changed into international battle I, the 1918 crop failure, and the economic crisis.
2. Napoleon's eventual defeat allowed Austria and his other enemies to reorganize borders once more greater favorably at the famous Congress of Vienna in 1814/1815. however, notwithstanding Napoleon's defeat, the Austrian Empire failed to closing too long. It became the Austro-Hungarian Empire in 1867.
3. Between March and October 1848, revolution and counterrevolution surged in Vienna. In April, Emperor Ferdinand I issued a constitution that supplied for an elected legislature. With the revolutionaries gaining extra have an effect on in mid-may also, the Habsburgs and the authorities fled Vienna.
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