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.
Louis II, Grand Duke of Hesse Louis II (26 December 1777 in Darmstadt – 16 June 1848 in Darmstadt) was "Grand Duke of Hesse and by Rhine" from 6 April 1830 until 5 March 1848 (He resigned in the German Revolution of 1848). He was the son of Louis I, Grand Duke of Hesse.