"Davis' email begins: "Implicit in Benjamin Franklin's fabled response at the conclusion of the Constitutional Convention was a dire warning: That the Republic would one day devolve into tyranny unless we the people prevented it."

It goes on to characterize Obama's election as the end point of a "100-year progressive trek to tyranny" before questioning whether a good old-fashioned uprising would be the best means to overturn the president's signature domestic policy."

HuffPost