Why did government intervention prove necessary during the great depression?

a. bank failures and credit problems meant spiraling unemployment, home losses, and business failures.
b. european markets were booming and the united states needed to keep up.
c. voters demanded intervention.
d. businesses wanted more government regulation.

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u.s. citizens need to protect in order to preserve the democratic political system and the american way of life.