The Divine Government of God, a better translation for the Greek phrase translated as “Kingdom of God”, is not “the Church”. But the Roman Catholic Church teaches that it is. This is just one of a number of times when official Roman Catholic teaching is at odds with Biblical teaching.
This article is one out of a series of about 5 or 6 that I’m writing on this topic. This ties in with my series on Martin Luther’s “Theology of the Cross”. My hope is to post the whole series here when they’re all together.