Answer:
New weapons produced during the Industrial Revolution in the late 1800s heightened existing tensions among European nations as countries strove to outpace their enemies technologically. This armaments race accelerated in the decade before 1914 as the Triple Alliance of Germany, Austria-Hungary, and Italy squared off against the Triple Entente of France, Russia, and Britain. Germany’s fears of increases in Russian armaments, and British fears of the German naval buildup, contributed heavily to the outbreak and spread of the First World War in 1914.
Explanation:
The answer tot he question is D
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America has always been against immigration. Even as it was being built on the backs of immigrants from Europe, the colonists who were already here despised them. Xenophobia has been a part of American culture since it was founded. This long history with anti-immigration and nationalism coupled with white supremacy makes many Americans wary toward immigrants today.