The year 1870 was significant in world history, marked by various important events. In Europe, the Franco-Prussian War began, leading to the unification of Germany under Otto von Bismarck. This conflict reshaped the political landscape of Europe and had lasting effects on international relations. In the United States, 1870 was notable for the ratification of the Fifteenth Amendment, which granted African American men the right to vote. This was a crucial step in the ongoing struggle for civil rights and equality following the Civil War. The year also saw advancements in technology and culture, reflecting the changes of the Industrial Revolution.