Deaths on August 23

Isabella of Aragon, Queen of Portugal

Died on August 23, 1498

Isabella of Aragon, Queen of Portugal, eldest daughter of Isabella I of Castile and Ferdinand II of Aragon (b. 1470)

Isabella, Princess of Asturias (2 October 1470 – 23 August 1498) was the eldest daughter and heir presumptive of King Ferdinand II of Aragon and Queen Isabella I of Castile. She was Queen of Portugal as the wife of King Manuel I from 30 September 1497 until her death the next year.

References

Isabella of Aragon, Queen of Portugal
Isabella I of Castile
Ferdinand II of Aragon

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Events on 1498

20 May

Discovery of the sea route to India
Portuguese explorer Vasco da Gama discovers the sea route to India when he arrives at Kozhikode (previously known as Calicut), India.
31 Jul

Trinidad
On his third voyage to the Western Hemisphere, Christopher Columbus becomes the first European to discover the island of Trinidad.