Historians have been playing a central part in explaining Trump’s America. From the Muslim travel ban and debates over Confederate monuments, to migrant children being taken away from their families, parallels with past policies and practices such as the separation of enslaved families in the antebellum South and Japanese American internment camps during World War II are drawn in traditional and social media. What has been interpreted as Americans’ inability to come to terms with their past has also made historians’ intervention in the public debate, helped by social media, more visible in recent years for both political and economic reasons.