Buddhism in the West (or more narrowly Western Buddhism) broadly encompasses the knowledge and practice of Buddhism outside of Asia in the Western world. Occasional intersections between Western civilization and the Buddhist world have been occurring for thousands of years.
The judicial branch includes criminal an civil courts. The most important part of the judicial branch is the Supreme Court. Its role is to interpret the Constitution and limit the powers if the other branches of the US government.
The Sacco and Vanzetti case, the Red Scare, and the activities of the Ku Klux Klan all represent the fear of the spread of communism held by some Americans in the 1920's.