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Militarism
The buildup of military strength and the pursuit of military advancements, leading to an arms race among European nations.
Alliances
Formal agreements between countries to provide mutual military support, such as the Triple Entente (Allies) and the Triple Alliance (Central Powers) during WW1.
Imperialism
The ambition to expand control over territories and resources, causing tensions between imperial powers like Britain and Germany.
Nationalism
Strong devotion and loyalty to one's nation, often leading to a desire for unity and connection with others of the same ethnic background.
Intense form of patriotism & sense of connection to country.