Essential primary sources reveal the central tensions between American politics and religion throughout the nation's history Despite the centrality of separation of church and state in American government, religion has played an important role in the nation's politics from colonial times through the present day. This essential anthology provides a fascinating history of religion in American politics and public life through a wide range of primary documents. It explores contentious debates over freedom, tolerance, and justice, in matters ranging from slavery to the nineteenth-century controversy over Mormon polygamy to the recent discussions concerning same-sex marriage and terrorism. Bringing together a diverse range of voices from Protestant, Catholic, Jewish, Muslim, and secular traditions and the words of historic personages, from Thomas Jefferson, Abraham Lincoln, and Frances Willard to John F. Kennedy and Martin Luther King, Jr., this collection is an invaluable introduction to one of the most important conversations in America's history.