The article says that the Russian aristocrat was one of the most influential people in Madrid’s high society of the 19th century and all high society followed her example.
So, when a decorated Christmas tree appeared in the house of the Russian princess, where the Bank of Spain is located today, the Spanish nobility immediately adopted this tradition.
Princess Sofía Trubetskaya moved to Spain after her marriage, her husband was José Osorio, Marquis of Alcanises.