American History Is Too Important for Trigger Warnings

Americans should not fear the past. I remember the first time I came across a “trigger warning.” I was on a university campus in the ‘90s, attending the first lecture of a new history professor. As I perused her course syllabus, I was impressed with the reading list and organization. Then I spotted an incongruous “warning” to women and African Americans suggesting that they might find some of the material offensive. At first, I thought it was an inappropriate joke. I asked someone about it, and I was informed that “trigger warnings” had become increasingly common in the classrooms of...