exploitation of African natural resources by colonial powers
The best and correct answer would be It was in an area of the world that emperors did not want to conquer. This is a strong country with brave emperors which the other countries do not want to deal with.
Russia, Lithuania, Luxemburg
The end of the Franco Prussian War resulted in the defeat of <em>France and subsequent loss of its territories of Alsace and Lorraine to the Germans</em>. This ended the balance of power that had existed in Europe since the Congress of Vienna in 1915.
<em>France was determined to regain its lost territories</em>. This caused Germany to form alliances with the Austro Hungarian Empire and reinforce its military. This period was the prelude to the First World War in 1914.