Keeping in example sentence
As a result, Trump positions himself in the dubious company of those throughout American history who displayed malice and suspicion toward new arrivals: the supporters of the Alien and Sedition Acts of the 1790s, which lengthened the period for naturalization to 14 years; the Know Nothings of the pre-Civil War years, who sought to bar Catholics from the country; those in the early twentieth century who claimed that newcomers from eastern and southern Europe, and from China and Japan, could not be made into Americans, and whose arguments led in the 1920s to stringent quotas for immigration from those regions; and those so intent on keeping out Jews seeking to flee Nazi Europe that even the small immigrant quotas for those countries were not filled.