The original meaning of “seduction” was “to persuade a vassal, servant, soldier, etc. to desert his allegiances or service.” The OED dates that first usage from 1477, and it was only in 1560 that “seduction” came to be used also as inducing a woman to surrender her chastity. As usage evolved, “seduction” was generalized to mean “being persuaded to abandon, or betray, a commitment.” And also from early on, the term came to be used to cover “a cause of error; an allurement.” By 1782 we have “seductive” as “tending to lead astray,” and a decent gender balance was restored in 1803 with the appearance of “seductress.”

Seduction is thus a central, indeed in certain respects, the central, idea, in political life. It signifies a course of action deliberately designed by one or more interested agents ...