Lesson Plan: 9/11 - Ways to reflect on the day's legacy after two decades

September 11, 2021 marks 20 years since the terrorist attack that shaped the course of the nation’s — and the world’s — history. Students in high school and middle school who were not yet born on September 11, 2001 have still grown up in a cultural and political environment that owes much to the actions of the United States in response to 9/11.