where is prussia today
On maps as of January 2015, Prussia is where Germany is. At its height, the Prussian empire extended up to the Baltic and North seas, from Belgium, the Netherlands, and France to Russia, and to Austria and Hungary. Continue Reading. The Prussian empire eventually became modern-day Germany. After defeating France in 1871, Prussian leadership established Prussia as a world power and unified various states. The Prussians established a German empire, which lasted until World War 1, when the Germans were defeated.