D. Pedro IV

D. Pedro IV, also known as Pedro I of Brazil, was a significant figure in the early 19th century, renowned for his role in Brazil's independence from Portugal and his brief reign as King of Portugal. He was a soldier-king who championed liberal causes and was deeply involved in the political struggles of his time. He died surrounded by loved ones, marking the end of his tumultuous life dedicated to the ideals of democracy and constitutional monarchy.