On New Year's Day, 1802, President Thomas Jefferson received a gift of mythic proportions. Amid great fanfare, a mammoth cheese was delivered to the White House by the itinerant Baptist preacher John Leland. It measured more than four feet in diameter, thirteen feet in circumference, and seventeen inches in height; once cured, it weighed 1,235 pounds.The colossal cheese was made by the staunchly Republican, Baptist citizens of Cheshire, a small farming community in the Berkshire Hills of western Massachusetts. The religious dissenters created the cheese to commemorate Jefferson's long-standing devotion to religious liberty and to celebrate his recent electoral victory...