Is violence ever justified to achieve social or political ends? Objective Why was Bleeding Kansas important to the history of the US? What is popular sovereignty and what is its importance with American government? Background The “Bleeding Kansas” lesson is planned for multiple days for students to do research. This lesson will take 4-5 class periods with a duration of 55 minutes each (could be shorter or longer depending on scope of project). The actual lesson and activity will only take a day. Historical Background When Congress passed the Kansas-Nebraska Act in 1854, it negated the long hel Duration: 60 Minutes.