* He was the architect of German unification. Bismarck served as the Chancellor of Prussia from 1862 to 1890, and during that time he led Prussia to victory in three wars: the Second Schleswig War (1864), the Austro-Prussian War (1866), and the Franco-Prussian War (1870-71). These wars resulted in the unification of Germany under Prussian leadership, and Bismarck became known as the "Iron Chancellor" for his role in this process.
* He established the German Empire. After the Franco-Prussian War, Bismarck negotiated the Treaty of Frankfurt, which officially established the German Empire. The German Empire was a powerful and influential state, and it played a major role in European affairs for the next 70 years.
* He implemented important social and economic reforms. Bismarck introduced a number of social and economic reforms during his time as Chancellor, including the introduction of a universal healthcare system, a social insurance program, and a progressive tax system. These reforms helped to improve the lives of German workers and to make Germany a more prosperous and equitable society.
* He was a skilled diplomat. Bismarck was a master of diplomacy, and he was able to maintain peace between Germany and its rivals for many years. He did this by balancing power between the Great Powers of Europe and by skillfully using the threat of war to deter potential adversaries.
* He left a lasting legacy. Bismarck's legacy is still felt in Germany today. He is considered to be one of the most important figures in German history, and his policies and reforms continue to shape German society.
In conclusion, Otto von Bismarck was important to Germany because he was the architect of German unification, he established the German Empire, he implemented important social and economic reforms, he was a skilled diplomat, and he left a lasting legacy.