Which of the following serves as an example of imperialism?
A. the adoption of the machine gun by the German army
B. the building of the HMS Dreadnought
C. the creation of Germany as a nation-state
D. Belgian expansion in the Congo
A. the adoption of the machine gun by the German army
B. the building of the HMS Dreadnought
C. the creation of Germany as a nation-state
D. Belgian expansion in the Congo