Opening Doors: The Unlikely Alliance Between the Irish and the Jews in America - Hardcoverby Hasia R. Diner (Author) The extraordinary untold story of how Irish and Jewish immigrants worked together to secure legitimacy in America. Popular belief holds that the various ethnic groups that emigrated to the United States at the turn of the twentieth century regarded one another with open hostility, fiercely competing for limited resources and even coming to blows in the crowded neighborhoods of major cities. One of the most enduring