When were the revolutions that Joanneum was named after this member of the House of Habsburg-Lorraine?
Archduke John of Austria Archduke John of Austria (German: "Erzherzog Johann Baptist Joseph Fabian Sebastian von Österreich" ; 20 January 1782 – 11 May 1859), a member of the House of Habsburg-Lorraine, was an Austrian field marshal and Imperial regent ("Reichsverweser") of the short-lived German Empire during the Revolutions of 1848.
Prince Charles Alexander of Lorraine Prince Charles Alexander of Lorraine (French: Charles Alexandre Emanuel de Lorraine; German: Karl Alexander von Lothringen und Bar; 12 December 1712 in Lunéville – 4 July 1780 in Tervuren) was a Lorraine-born Austrian general and soldier, field marshal of the Imperial Army, and governor of the Austrian Netherlands.