In this lesson, students will examine how three presidents utilized their executive powers during times of crisis. This lesson will study the use of these powers utilizing the context of the Constitution, the legislation of their time, and the threats that they faced. Students brainstorm, analyze primary sources, and complete a writing assessment. The class studies Lincoln together and then students work individually on an exploration of executive power with either Obama or Reagan. The materials include detailed lesson procedures, including step by step directions and suggestions for a variety of learners.