Basically, his dad was the king of Portugal. Then the Royal family ran to Brazil because of the war. Then the Royal family went back to Portugal but D Pedro stayed because his father declared him sort of like the "prince in charge" (I don't really know what it's called, sorry). On September 7, 1822, he made Brazil independent from Portugal, becoming emperor.
Brazil's 1st emperor
Dom Pedro
Dom Pedro
He did very little for Brazil in his first few years in office, but then he became Emperor at the age of 5.
Dom Pedro II was the emperor of Brazil in 1876.
The Magnanimous.
Dom pedro I, the fisrt Emperor of Empire of Brasil
Dom Pedro de Alcântara Francisco António João Carlos Xavier de Paula Miguel Rafael Joaquim José Gonzaga Pascoal Cipriano Serafim de Bragança e Bourbon, aka Dom Pedro I, was the first of the two Brazilian emperors
He died in Paris at the age of 66 in 1891.
Dom Pedro I, its first emperor. If you mean: who was the first president of the present Republic of Brazil, it was Marshall Deodoro da Fonseca.
In Rio de Janerio on 2 December 1825.
Rio De Janeiro