I need help with an assignment

Your response must be about 1000 words in length, and must adhere to a standard manuscript form. Be sure to support your argument with specific references to primary or secondary sources.

Explain the development of a specific political phenomenon of your own choosing Americans today consider a civil liberty. Using specific case law as evidence, explain how this liberty was first recognized, how it became salient, and how it either expanded or contracted over the course of its expression.