On January 6, 2021, Americans witnessed an attack on the U.S. Capitol without precedent in our history. Armed militiamen and QAnon followers made headlines, but among them were a sea of crosses and Christian flags, rosaries and "Jesus Saves" signs. What motivated so many Christians to participate in this violent assault?

Since its birth in 1865, in the wake of the American Civil War, the history of the Ku Klux Klan has been inseparable from that of the United States. The debates over slavery, the populism in the roaring twenties, the struggle for civil rights in the sixties, the rise of the far-right in the early 21st century; the Klan seems to have always embodied the dark side of the nation, with its gray areas and blind spots.