In 1776, the Phi Beta Kappa society was founded at the College of William and Mary for men in the "pursuit of liberal education and intellectual fellowship." Over the course of the next two centuries, Greek letter societies proliferated across the U.S. and morphed into the all-male butt-chugging clubs we know as fraternities today. This year in particular was big for frats, in that they were clearly identified as the primary arena for rape to take place on campus.