To celebrate Thanksgiving? Research on it maybe, im sorry i couldnt help :(
Answer:
Imperialism had consequences that affected the colonial nations, Europe, and the world. It also led to increased competition among nations and to conflicts that would disrupt world peace in 1914. European imperialism did not begin in the 1800s.
Explanation:
Re-read the answer because B and D are really good answers but I'm pretty sure D is the answer