Everything seemed possible in the Gilded Age, as Mark Twain called this period of national expansion and unbridled optimism. Paupers came in rags on boats from Europe and worked themselves up to being millionaires. The attraction of this country of unlimited opportunities had never been greater for fortune hunters than it was now. During the first half of the nineteenth century, around two and a half million immigrants risked the ocean crossing; during the second half, the stream swelled to a dazzling eleven million.