I think it is close to 200 million years ago.
Hope it helps
Answer:
Maybe show us the graph and we can help
Explanation:
I was in a Canadian History Class at the time. Our prof was concerned but he was calm while everyone else was in a great flurry. He did,however, say that Kennedy had ICBMs Khrushchev did not. He turned out to be very accurate in his assessment. Russia could not launch missiles without retaliation, so Khrushchev blinked. He was a pretty tough guy who had survived Leningrad so it was a pretty big blink.
