researching and writing about a historically significant figure (or figures joined in a common cause), era, event, or topic. and you will be making a claim of the legacy or importance of your subject. Why should readers know about your subject? What impact did Historical Legacy make on society, and, indeed, on our lives today? This essay must contain at least 6 Sierra College Library sources to support your claims and develop your knowledge. One approach to this assignment is to use what’s called a “rebuttal style” of argument, as it lays out the negative and positive aspects of your subject and then evaluates which carries more weight. One approach to this assignment is to use what’s called a “rebuttal style” of argument, as it lays out the negative and positive aspects of your subject and then evaluates which carries more weight.