The great proletarian revolutionary teacher Engels devoted a separate section to the unification of Germany in his work "The Role of Violence in History," using a vast amount of text, allusions, and historical knowledge to dialectically discuss the various events that occurred during the unification process of Germany. At the core of the debate, just as he stated in the introduction, "Here, we will clearly see why the policy of 'iron and blood' was bound to succeed and why it was ultimately bound to fail."