<span>This era of new imperialism should be expanded beyond boundaries. Imperialism mainly focus on the economics and te decline aspect of it. So apart from economics new Imperialism has motives in both political and religious . Actually the main cause for new Imperialism is abolish slave labor in America and UK</span>
Answer: The end of the Napoleonic Wars brought stability. The discovery of natural resources generated funding.
Explanation:
The Spanish-american war allowed the United States to connect the two coasts and establish themselves as a force on the new continent. The expansion allowed them to have allies worldwide who traded with the states and this enabled them to accumulate wealth. World War 1 was the cherry on top because it ruined the entire economy of Europe as well as European infrastructure, while US was free to produce and export since it had no economic rivalry with anyone.
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Answer is D Introduction of new plants and animals cause nobody had found the Americas until then hope this helps