Imperialism is the expanding of an countries power and influence through military or diplomacy forces.....During WWI European countries were exploring in Africa and parts of Asia.They were getting raw materials from this,so tensions arouse between the countries. In 1870,only 10 percent of Africa was control by European . By 1914, as much as 90 percent of Africa was under European influence. European was also spreading Christianity over Africa. German organisations such as the Colonial League come up with plans of imperial expansion. They Kaiser supported this. German focus on Africa and quickly acquired Togoland,Cameroon, and modern day Namibia.German oowned Tangang