Millennialism - Eschatology, Apocalypticism, Utopianism: The Taborites were perhaps the most important millennial group of the late Middle Ages and represent a transition to the new age of millennial movements in the Renaissance and the Reformation. Borrowing themes from the English Reformer John Wycliffe, Czech preachers advocated a radical, antipapal reform. Jan Hus, the most prominent of these men, was burned at the stake at the Council of Constance in 1415, which strengthened the hand of ...