Federated Empire of Austria (Cinco De Mayo)

The Federated Empire of Austria (German: Bundesreich Österreich) was a constitutional monarchy that existed from 1919 until 1949, when it was dissolved into its various constituent states. The FEA was the successor state to Austria-Hungary and was succeeded by the Empire of Austria as the constitutional seat of the Hapsburg monarchy as well as a variety of breakaway republics formed in the aftermath of the 1949 Defederalization of Austria and the subsequent Austrian Wars.