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.
Confederate general (I’m sorry if this is wrong)
5-10 i think vro, thats what ive seen from most people
Answer:
it made us be more united by mourning/grief of the lost knes and sympathy for the mourning