An impossible task: Review the history of the United States from European exploration to 1865 in a meaningful way. Oh, and do it in less than three class periods.No worries! The U.S. History to 1865 Review: Sorting Activity and Annotated Timeline is coming to your rescue! In this multi-day lesson for the U.S. History classroom, students sort 20 Key Event cards into chronological order. After reviewing their sort, they then create an annotated timeline of five of these events, including a sum