It reminded people that a nuclear war would be devastating for everyone.
Answer:
<h3><em>People speak Portuguese in Brazil because Brazil was a Portuguese colony.</em></h3>
Explanation:
From what I can see C would be the best answer
A.
They became more valuable than land.
If you owned guns then you could take any land you wanted. Therefore guns became the top most valued thing.
Four years, every 4 years voting takes place