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The fiÂrst member of this house to become a prince built the Torre Aquila Castle of the Buonconsiglio; that man was Georg,prince-bishop of Trent. This family's ancestral castle in the Maria Enzersdorf region was called "the stone of light." One ofits members, Joseph Wenzel, won the Battle of Piacenza and was called "the father of Austrian artillery." Despite providingnumerous High Stewards to Habsburg emperors, its ducal holdings of Jagendorf and Troppau did not permit it to sit in theCouncil of Princes at the Imperial Diet. A head of this house, Anton Florian, Âfixed that issue by purchasing the Duchy ofSchellenberg. Shortly aftfter Anschluss, this house's head Franz Josef II relocated it to a country it had possessed but not residedin for over 250 years. Currently led by Franz's son Hans-Adam the Second, for 10 points, identify this royal family that servesas head of state for a namesake European country, which is located entirely in the Alps.
The fiÂrst member of this house to become a prince built the Torre Aquila Castle of the Buonconsiglio; that man was Georg,prince-bishop of Trent.
House of Liechtenstein