What caused the Red Scare and What was the impact the Red Scare on the United States

According to a source:

Red Scare Impact The Red Scare was hysteria over the perceived threat posed by Communists in the U.S. during the Cold War between the Soviet Union and the United States, which intensified in the late 1940s and early 1950s. (Communists were often referred to as “Reds” for their allegiance to the red Soviet flag.)

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1 problem today is that it caused to much crime americans are born with freedom and liberty and not being restricted to things causing lots of crimes because there free until proven guilty and commit a crime

the pursuit of order has only made people hate order causing race profiling and   more

3 it has to much liberty the liberty is to much because it causes to much crime and aswell hacking and letting hackers open to numerous things such as stealing cards and more