"The time is fulfilled, and the Kingdom of God has come near; repent, and believe in the good news."
The whole gospel message is contained in those two lines.
If you were to read through all four gospels and make a list by topic of all the things that Jesus talked about, you'd find that the "Kingdom of God" was one of the topics, if not THE topic he talked about more than anything else.
Many of his parables begin with "the kingdom of God is like this..."
And remember, Jesus taught us to pray, "thy kingdom come, thy will be done, on earth as it is in heaven."
So: What did Jesus mean by "the Kingdom of God?" Well, as someone has said,
"The Kingdom of God is not a place, but a web of relationships. Anyone who "accepts the life-vision that Jesus gave to us, and whose lives are based on that vision, belongs to the Kingdom of God. It do…