Answer:
It began when the Soviet Union (USSR) began building missile sites in Cuba in 1962. Together with the earlier Berlin Blockade, this crisis is seen as one of the most important confrontations of the Cold War. It may have been the moment when the Cold War came closest to a nuclear war.
Explanation:
Where is the question.?.?
Answer:
That there is still a problem
Explanation:
I'm not quite sure if this is correct, but I did a process of elimination;
'That the passage's tone is being defined' doesn't sound quite right
'That the passage's cause is being defined' is incorrect because the passage is explaining the cause's effects
And 'that the situation is resolved' is wrong because when I took the test it wasn't the right answer. Hope this helps (?)
United States bombing Nagasaki