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In page Maria Theresa of Austria-Este, Queen of Sardinia:

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The Duke of Aosta, Victor Emmanuel, was still unmarried when he reached the age of twenty-nine.[citation needed] This was rare for royalty during the 18th century and was considered late by standards of the time. The choice for the royal bride fell on Maria Theresa. A lot of information had been gathered regarding the appearance, personality and manners about the princess before her marriage.[citation needed]