Princess Alexandria of Bavaria believed she had swallowed a glass piano, leading her to behave as if her insides were made of glass, a condition not uncommon among royalty of her time.

Queen Mary of the United Kingdom exhibited kleptomania, secretly collecting shiny objects from her hosts, prompting them to hide valuables before her visits.

Queen Maria Eleonora of Sweden expressed profound disappointment upon the 𝐛𝐢𝐫𝐭𝐡 of her daughter, leading to a series of tragic accidents involving the 𝘤𝘩𝘪𝘭𝘥.

Queen Isabella of Spain claimed to have bathed only twice in her life, reflecting a historical belief that bathing was sinful, a notion propagated by the Catholic Church.

Empress Wu Zetian of China resorted to extreme measures, including the execution of rivals and even her own daughter, to maintain her grip on power.

Empress Anna Ivanovna of Russia commissioned an ice palace to celebrate a military victory, resulting in a lavish but impractical party that caused widespread illness among guests.

Queen Victoria of the United Kingdom mourned her husband Prince Albert by wearing black for the rest of her life and maintaining his rooms as shrines, reflecting her deep emotional turmoil.