The correct answer is it protected freedom of speech from state infringement.
This ruling focused on the 14th amendment, which deals with the equal protection clause. This clause ensures that all constitutional rights and federal laws are applied to citizens equally. In this case, the Supreme Court ruled that this equal protection of the law includes freedom of speech. This means that state governments can not abuse their power and silence citizens unless there is a clear and present danger.
During the 1920s the red scare the trial of Sacco and Vanzetti and the rise of nativism were all sign of "paranoia" and "anti-radicalism," since these had to do with finding and persecuting communists.
The CPI is important for determining the changes in the prices paid by a urban consumers on a wide range of consumer goods. It gives a good sense of the fluctuation in pricing over a period of time.
