One of his Hungarian tutors reported that the young Archduke was 'an industrious scholar, a young man of exceptional abilities, of vivacious intellect, who possessed for his age a remarkably sound judgement'.
The right-wing government repealed some of Renner's vicious laws against the Habsburgs and returned some of their stolen property and Otto's younger brother, Archduke Felix, was even allowed to attend Austria's military academy.
One distinguished American theologian recalls: 'In 2006, I spent a memorable evening discussing this unhappy situation with the Archduke Otto, at ...
The current Pope knew Otto well from the Archduke's years in the Pope's native Bavaria and Pope Benedict paid every possible honour to 'His Imperial and Royal Highness' in his messages of condolences to the family.
Basically Otto ceased using his title of Archduke although most people did not follow his example.
His eldest son, Archduke Karl, who has now succeeded him as Head of the House of Habsburg, had a few, not entirely happy, years himself in the European Parliament representing the Salzburg region where he now lives.
Snyder's interest in Eastern and Central Europe led him on the twisting trail of the Archduke
. He credits Wilhelm's father, Archduke
Stefan, with a 'powerful political imagination' in the naming of his sons.
The Archdukes belonged to the greatest and most far-flung dynasty in Europe, and the influence of the Emperor Rudolph II emerges particularly strongly.
As far as possible, the extraordinarily rich collections of the Archdukes are recreated, including not only paintings and sculpture but also armour, musical instruments, maps and astrolabes.
The Archdukes also protected the English Catholic exiles in the southern Netherlands, and the Archduchess was a frequent visitor to the convents where aristocratic Englishwomen could fulfil a vocation denied them at home.
Opening in Brussels on September 17th, a major exhibition profiles the rule of the Archduke Albert of Austria and his wife the Infanta Isabella of Spain, daughter of Philip II.