Smallpox was one of the most feared diseases of the 18th century, a highly contagious virus that killed approximately 30% of those it infected and left many survivors scarred or blind. The plot of Rebellion 1776 hinges on the controversial medical practice of inoculation, or variolation, a precursor to vaccination. This procedure involved deliberately introducing matter from a smallpox sore into a cut on a healthy person to induce a hopefully milder form of the disease and provide lifelong immunity. While effective, inoculation was dangerous; it carried a 1-2% mortality rate and, because inoculated individuals were contagious, could easily trigger a new epidemic if not properly managed. As a result, the practice was a subject of fierce public debate and sometimes violent opposition, as with the riots in Marblehead, Massachusetts, that the novel references (59). Though inoculation helped increase immunity in individuals long-term, rural colonies were still susceptible to the disease. Troops were also forbidden to enter cities with smallpox epidemics, and it wasn’t until 1796 that Edward Jenner’s cowpox vaccine, a much safer alternative to variolation, became available. The story dramatizes this life-or-death conflict. Elsbeth is a survivor whose family was devastated by a natural outbreak, while Missus Pike fears the risks of the procedure. Her son, Alexander, argues for its scientific merit, stating that historically “only one percent of inoculated folks died” (186). As historian Andrew Wehrman details in The Contagion of Liberty (2022), this debate was central to the American Revolution, as epidemics could cripple armies. After the British evacuation, Boston was placed under quarantine to allow for a mass inoculation program, the event that confines the Pike family. Hannah Sparhawk’s tragic death from a naturally contracted infection underscores the immense stakes of this 18th-century public health crisis.