Since in fact liturgical traditions, vestments, church vessels, etc., were immediately removed wherever Calvinism infiltrated or Reformed ideas even gained influence in the church's polity, the reaction which it caused in Lutheran areas was a conscious propensity for ceremonies. Henceforth, therefore, the celebration of an emphatically liturgical service was among the visible signs by which the Lutheran character of confession was demonstrated outwardly.
Ernst Walter Zeeden, FAITH AND ACT: THE SURVIVAL OF MEDIEVAL CEREMONIES IN THE LUTHERAN REFORMATION
liturgy, lutheran, worship