Otto von Bismarck was a Prussian chancellor who played a key role in the unification of Germany through Realpolitik and strategic warfare.
Otto von Bismarck was a Prussian chancellor who played a major role in the unification of Germany by skillfully using wars and diplomacy to bring together various German states under Prussian leadership. He was not the king of Prussia who became the kaiser of a united Germany, but rather the prime minister of Prussia appointed by King Wilhelm I. Bismarck's approach, known as Realpolitik, focused on practicality and pragmatism in achieving his political goals.
https://brainly.com/question/39078738