How was the Cuban missile crisis a turning point in U. S.-Soviet relations?

The Cuban Crisis was a significant key turning point in USA and USSR relations during the Cold War. Historians tag this event as the most intensified proxy war in the history of mankind, which nearly trigged a Nuclear War.

i believe we're not a republic so that is a hard question

-an amendment is proposed.

-two-thirds of congress must approve.

-thee-quarters of states must approve.

-the proposed amendment becomes law.

hope this