Tolong jelaskan mengenai Gelar dan gaya dari Pangeran Amedeo dari Belgia, Adipati Agung Austria-Este

21 Februari 1986  2 Desember 1991: His Imperial and Royal Highness Archduke Amedeo of Austria-Este, Prince Imperial of Austria, Prince Royal of Hungary

2 Desember 1991  7 Februari 1996: His Imperial and Royal Highness Prince Amedeo of Belgium, Archduke of Austria-Este, Prince Imperial of Austria, Prince Royal of Hungary

7 Februari 1996  sekarang: His Imperial and Royal Highness Prince Amedeo of Belgium, Archduke of Austria-Este, Prince Imperial of Austria, Prince Royal of Hungary and Bohemia, Heredity Prince of Modena