Here so the other guy gets brainiest :)
There are both good and bad effects.
Good: The U.S and its allies could use it to defeat the axis powers.
Bad: The axis powers used it to torture soldiers and people.
-Steel jelly
Answer:
very negative, there were protests and riots
Both were in part responsible because after the the United States showed that they had nuclear weapons, an arms race began between both countries to develop the most and the best nuclear weapons.