19. In the “arm’s race” what was developed?

Initially, only the United States possessed atomic weapons, but in 1949 the Soviet Union exploded an atomic bomb and the arms race began. Both countries continued building more and bigger bombs. In 1952, the United States tested a new and more powerful weapon: the hydrogen bomb.

Explanation:

d.

many people believed they were convicted solely because they were anarchists.

a. always outside of government control.