The correct answer among all the other choice is D. U.S. naval blockade of Cuba. This event resulted in the greatest threat of nuclear war. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
The answer is D. The Germans wanted to knock out Russia with its slow moving army then they could focus all of their efforts on France
Answer:
treaty of the Guadalupe Hidalgo
Explanation:
I look it up in my textbook of history
