What did the world learn from the Cuban missile crisis?

Explanation:

The lesson from the crisis is the extent to which containment is terrifying for the country being contained. ... At the time, U.S. nuclear missiles were stationed in range of Soviet cities as a means of containment — but, for U.S. policymakers, it was unthinkable that the U.S. could end up in a similar position.

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.