how the build-up of weapons and armaments by the Great Powers contributed to the outbreak of World War 1.

Nationalism has contributed to the militarization of states.

Explanation:

The beginning of the twentieth century brought a lot of intolerance among European countries. France and Britain were the leading colonial powers, and Germany and Austro-Hungary wanted a part for themselves. In such circumstances, extreme nationalism emerges. Countries are pursuing a rigid, militaristic policy so that the production of weapons and ammunition is growing in almost all European countries. This led to an increase in self-confidence, which is why they went to war so easily. Nationalism thus accelerated and accelerated the production of weapons.

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explanation: