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 Orange-Nassau The House of Orange-Nassau (Dutch: "Huis van Oranje-Nassau", ] ), a branch of the European House of Nassau, has played a central role in the politics and government of the Netherlands — and at times in Europe — especially since William the Silent organized the Dutch revolt against Spanish rule, which after the Eighty Years' War (1568–1648) led to an independent Dutch state.