WORLD HISTORY

Detailed explanation-1: -Complete answer: Option A, Bismarck-Blood and Iron is a term which was advocated by Otto Von Bismarck as a phrase in the speech given in the Prussian parliament. Otto Von Bismarck was the minister president of Prussian and Chancellor of North German Confederation.

Detailed explanation-2: -Although Bismarck was an outstanding diplomat, the phrase “blood and iron” has become a popular description of his foreign policy partly because he did on occasion resort to war to further the unification of Germany and the expansion of its continental power. Therefore, he became known as “the iron chancellor."

Detailed explanation-3: -Bismarck’s diplomacy of Realpolitik and powerful rule at home gained him the nickname the Iron Chancellor. German unification and rapid economic growth were foundational to his foreign policy.

Detailed explanation-4: -His meaning was to gain the understanding that the unification of Germany will be brought about through the strength of the military forged in iron and the blood spilled through warfare.

Detailed explanation-5: -Otto von Bismarck (1815-1898) was the first Chancellor of unified Germany. Known as the ‘Iron Chancellor’, he unified small splinter German states to create a strong and prosperous nation. Bismark belived that the sheding of blood alone can unify these states and adopted the famous policy called “Iron and Blood".