At the start of World War I, European powers held vast colonies in India, Africa, and Asia. Colonies they frequently controlled with military force. Troops were often made up of local soldiers, who were sometimes used to fight against their own countrymen, but rarely against white men, and never in Europe.
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(The height of the Japanese atrocity in China was reached at the Rape of) D: Nanjing
Answer:
Germany's resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson's decision to lead the United States into World War I.
