(A) imperialism
(B) nationalism
(C) ** militarism
(D) isolationism
EXPLANATIONS BELOW
Concept note-1: -Militarism can variously be understood as: an ideology glorifying war; the propensity to use force; military buildup; excessive influence (of either the institution of the military or of the military–industrial complex (MIC)); or the influence of military relations on social relations in general.
Concept note-2: -Militarism is the belief or the desire of a government or a people that a state should maintain a strong military capability and to use it aggressively to expand national interests and/or values.
Concept note-3: -/ˈmɪlətəˌrɪzəm/ noun. Britannica Dictionary definition of MILITARISM. [noncount] : the opinions or actions of people who believe that a country should use military methods, forces, etc., to gain power and to achieve its goals.
Concept note-4: -M Militarism-this was where countries built up their armies. Each country tried to compete to build the biggest army. This created a lot of rivalry and tension and it made countries suspicious of each other. They wanted to test their armies and prove they were the best in a war.