The Franco-Italian army led by Eugène de Beauharnais was defreated by an Austrian army commanded by a member of what house?
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.
House of Broglie The House of Broglie ( ; French: "Maison de Broglie" , pronounced ] , ] ) is the name of a noble French family, originally Piedmontese, who emigrated to France in the year 1643.