Available as part of a larger lesson on the Mexican American War.Support student understanding of U.S. expansion and conflict with this close reading and graphic organizer activity focused on the Mexican-American War. Through text marking and cause-effect analysis, students examine the role of Manifest Destiny, President Polk, territorial disputes, and the war's lasting impact on U.S. geography and politics. What’s Included: ✅ One-page informational reading with essential background ✅ Text-mar