How were European colonies involved in World War I

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.

Explanation:

1.new zealand has a large temperate climate while for north has subtropical weather during summer.

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