Dom Pedro I, also known as Prince Pedro
That would be Dom Pedro I, also known as Prince Pedro, who was crowned the first Emperor of Brazil in 1822.
Vladimir (the Great) was the Grand Prince of Kiev.
The Portuguese became the pilots of the ships used for exploration. They had the maps so to go any place they had to have a Portuguese pilot.
Prince Pedro de Alcântara declared independence from Portugal in 1822. A two year war ensued and in 1824 the last of the Portuguese soldiers gave up. Pedro became Emperor Dom Pedro I.
No. Henry the Navigator was a Portuguese Prince.
It may be possible that some junior member of the house of Hohenzollern fought in such a war, but no prince of Prussia who later became king of Prussia ever fought in a war with America. Only the emperor Wilhelm II was involved in a war against, among others, the US; but that was WW I and he was already king of Prussia and German emperor at the time.
It became an independent state when the Portuguese prince Dom Pedro declared its independence in 1822, making it a monarchy. It finally became a Republic in 1889.
prince Henry
Mughal emperor Jahangir is known as Prince Salim.
prince Henry
The word for Prince in Portuguese is Príncipe. :)
principe