This lesson on Abraham Lincoln’s Second Inaugural Address is part of Gilder Lehrman’s series of Common Core–based units. These units were written to enable students to understand, summarize, and analyze original texts of historical significance. Students will demonstrate this knowledge by writing summaries of selections from the original document (and related documents) and, by the end of the unit, articulating their understanding of the complete document by answering questions in an argumentative writing style to...