(A) militarism
(B) alliances
(C) nationalism
(D) ** imperialism
EXPLANATIONS BELOW
Concept note-1: -The meaning of imperialism is to create an empire, by conquering the other state’s lands and therefore increasing its own dominance.
Concept note-2: -In historical contexts, New Imperialism characterizes a period of colonial expansion by European powers, the United States, and Japan during the late 19th and early 20th centuries. The period featured an unprecedented pursuit of overseas territorial acquisitions.
Concept note-3: -Old Imperialism sought different goods like spices and cash crops from Asia, land from North America etc. Under New Imperialism, colonies served as an outlet for larger populations, for example people from the Netherlands were settled in huge numbers in South Africa.
Concept note-4: -Economic imperialism is minimally defined as the export of capital from one country to another.