Today it is hard to realize that Christmas was once a subject of strenuous controversy. Its religious observance was the source of bitter denominational quarrels during the seventeenth and eighteenth centuries. Large groups of colonists objected to Christmas at that time. For the Church of England, the Feast of the Nativity was one of the most important of the year, yet the English Puritans condemned it. Eventually attention turned to the realm of economics and politics so that religious controversies, including that of Christmas observance, became of less importance. The American Constitution established separation of church and state and gradually opposition to Christmas disappeared. Sunday schools began to integrate Christmas celebration...