The Electorate of Brandenburg was a significant historical territory in the Holy Roman Empire, established in the 12th century. It became a key part of the Prussian state and played a crucial role in the political landscape of Central Europe. The Electorate was ruled by the House of Hohenzollern, which later expanded its influence and territory. Brandenburg's capital was Berlin, which eventually grew into a major cultural and political center. The Electorate was known for its military strength and economic development, contributing to the rise of Prussia as a dominant power in Europe during the 17th and 18th centuries.