Margraviate of Brandenburg
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The Margraviate of Brandenburg was a major principality of the Holy Roman Empire from 1157 to 1806 that played a pivotal role in the history of Germany and Central Europe.
Brandenburg developed out of the Northern March founded in the territory of... Wikipedia
Founded: October 3, 1157
Government: Monarchy
Capital: Brandenburg an der Havel (1157–1417); Berlin (1417–1806)
Status: State of the Holy Roman Empire; Imperial elector (1356–1806); Crown land of the Bohemian Crown (1373–1415)