The founders labored from the start over who should be allowed into the dominant caste. The vast majority of human beings, including many who are now considered white, would not have fit their definition. Twenty-five years before the American Revolution, Benjamin Franklin worried that, with its growing German population, Pennsylvania would “become a Colony of Aliens, who will shortly be so numerous as to Germanize us, instead of our Anglifying them, and will never adopt our Language or Customs any more than they can acquire our Complexion.”