What was the name of Luís I of Portugal's first son?
Carlos I
Pedro II
Manuel II
John VI
Answer
Carlos I was the first son of Luís I of Portugal. He ascended to the throne in 1889, following the death of his father. Carlos I's reign was marked by political instability and economic challenges. He was assassinated in 1908, along with his heir, Prince Luís Filipe.
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