Before 1054 a reasonable claim could be made that there existed "one holy catholic and apostolic Church", as the Nicene Creed puts it. Since then, the visible church has divided into at least three ...
In Reformed Theology, "the marks of a true church" are often delineated, to the effect of: Church discipline Teaching/preaching Administration of the sacraments (These are the marks often denoted ...
In the Reformation, the doctrine of the distinction between the visible and invisible church was important in the Reformers' claim not to have started a rogue church. I am wondering... Given that it ...