The monarch that continued to allow the Serfs was Catherine the Great. The correct answer is A.
After the Franco-Prussian of 1871, Bismarck and his military presence marched in Paris and announced the German Empire's ambition and creation to Europe at Versailles. After winning a war against Emperor Napoleon III's Armies, Bismarck made sure that Germany was on the World Stage and was becoming a major power in Europe. It worked, as the defeated French start to grow sour relations with the Germans. The British, Russians and Austro-Hungarians start to take notice of the new mighty German Empire that Bismarck had carefully created through Blood and Steel.
The assassination of Franz Ferdinand because it set the alliances into motion. That was the spark that started WW1. WW1 eventually led to WW2 and so on...
Declare war , appoint military officers,sign treaties,make alliances, appoint foreign ambassadors , and manage relations with Indians .