Most of the Christmas carols we know today come from the 18th or 19th centuries, in large part because this was the time when congregations first became involved in the singing of music in churches. Before this, the singing of hymns and religious music was largely or solely the responsibility of a trained choir. | Most of the Christmas carols we know today come from the 18th or 19th centuries, in large part because this was the time when congregations first became involved in the singing of music in churches. Before this, the singing of hymns and religious music was largely or solely the responsibility of a trained choir. |