Are Prussia and Germany the Same?

In 1871, Germany unified into a single country, minus Austria and Switzerland, with Prussia the dominant power. Prussia is considered the legal predecessor of the unified German Reich (1871–1945) and as such a direct ancestor of today's Federal Republic of Germany.

Why is Prussia not part of Germany?

After WWII, the Allies were able to place Prussia as part of a special trajectory of German history in which it engaged in a ruthless expansion that culminated in Hitler. This led to Prussia's legal abolition.

Are Prussians considered German?

By the middle of the 14th century, the majority of the inhabitants of Prussia were German-speaking, though the Old Prussian language did not die out until the 17th century. ... Poland and Lithuania formed their first dynastic union in 1386 and, in the 15th century, defeated the Teutonic Knights in a series of wars.