These overtures were abruptly ended by the annexation of Austria by Nazi Germany in 1938 .
There was even a possibility of a Habsburg restoration under the Austrian Chancellors Engelbert Dollfuss and Kurt Schuschnigg , with Crown Prince Otto visiting Austria numerous times .
These overtures were abruptly ended by the annexation of Austrian by Nazi Germany in 1938 .
There was even a possibility of a Habsburg restoration under the Austrian Chancellors Engelbert Dollfuss and Kurt Schuschnigg , with Crown Prince Otto visiting Austria numerous times .