The Light of the Nations - Paperbackby J. Edwin Orr (Author) The nineteenth century, observes Dr. Orr, was the century of Christian action and accomplishment. The social and political upheavals of the late eighteenth century were followed by a decline in Christian witness so serious that it seems as though Christianity was near death. In despair, Christian leaders prayed for Divine intervention; and answer came a series of six great waves of evangelical renewal and advance which made