While I agree with the first part of your post, I would claim that it will be several centuries before 9/11 is forgotten. The impact it had on the world is jus

While I agree with the first part of your post, I would claim that it will be several centuries before 9/11 is forgotten. The impact it had on the world is just too big to forget within 100 years. 9/11 fundamentally influenced American foreign policy. Think of the Iraqi invasion, the war on terrorism, the war in Afghanistan, heightened airline security. We still learn about the assassination of archduke Franz Ferdinand in Sarajevo in 1914. It may have been the killing of just one man, but it led to WWI. We still learn about the Black Hole of Calcutta (whether it actually happened or not is a different story). We still learn about the Boston Tea Party. We still learn about the Defenestration of Prague that started the 30 Years War. I could go on...