The United States was the last of the "Great Powers" to mobilize it's troops.
I think the answer might be e and also be but I'm not sure but please let me know if I'm wrong
Answer:
Which was a step that China's rulers took to limit contact with the outside world during the sixteenth and seventeenth centuries? They allowed foreign traders only in select ports.
hopes this helps
Answer: 1860's
Explanation:
It was the Fourteenth Amendment and was adopted in 1868. It was called the citizenship clause.