Today in “Hidden” History is a daily listing of important but little-known events illustrating the range of innovators, contributors, or incidents excluded from formal history lessons or common knowledge. Hidden history is intended not as an exhaustive review, but merely as an illustration of how popular narratives "hide" many matters of fundamental importance. Bookmark this page and check daily to quickly expand your knowledge. Suggest entries for Today in “Hidden” History by clicking the Contact Us link. Entries for November 20: