This archive in American History contains more than 65,000 items that cover five hundred years of American history, from Columbus’s 1493 letter describing the New World to soldiers’ letters from World War II and Vietnam (USA 2018). 

The Gilder Lehrman Institute of American History is one of the great repositories of information about American history and culture. The Americas to 1620 exhibit, featured here, explores the world of North America, beginning with the settlements that began between 20,000 BCE and 9,500 BCE (2016).