Because they wouldn’t make a trade so they had to get what they needed
D day is the answer it was when we effort to liberate mainland Europe from the nazis
<span />
Answer:
Europe and the United States participated in imperialism to gain access to other nation's natural resources, which fueled economy. The United States also wanted power over smaller nations, which was partly fueled by racism. Christianity was also spread throughout nations when missionaries were attempting to convert people.
Explanation: