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.
Margaret of Austria, Electress of Saxony Margaret of Austria (c. 1416 – 12 February 1486), a member of the House of Habsburg, was Electress of Saxony from 1431 until 1464 by her marriage with the Wettin elector Frederick II. She was a sister of Emperor Frederick III.