Answer:
It greatly damaged the world atmosphere.
Explanation:
Nuclear weapons avoided at the time of Korean war and since because it greatly damaged the world atmosphere. If one country launched nuclear missiles against its enemies, it leads to destruction of everything comes in its radius. The world experience firestorms, a nuclear winter, widespread radiation sickness occurs after a full scale nuclear war due to emission of radiations.
Both President Franklin D. Roosevelt and President Barack Obama undertook banking and financial reforms during their administrations to "<span>(3) restore stability to the national economy"</span>