“My kingdom is not of the world. If my kingdom were of the world, my servants would have been fighting, that I might not be delivered over to the Jews. But my kingdom is not from the world.” Then Pilate said to him, “So you are a king?” Jesus answered, “You say that I am a king. For this purpose I was born and for this purpose I have come into the world—to bear witness to the truth. Everyone who is of the truth listens to my voice.” - John 18:36–37 (English Standard Version)
Christ is King is one of the most fundamental and ancient Christian confessions. It is not primarily a political slogan or cultural catchphrase (though it has been used that way in modern contexts). It is a theological claim about the identity and authority of Jesus of Nazareth: that he is the promised Messiah-King who rules over all reality.
Biblical Roots
The idea begins in the Old Testament. God himself is repeatedly called King. The Davidic covenant (2 Samuel 7) promised a descendant of David whose throne and kingdom would be everlasting.
Messianic texts such as Psalm 2, Psalm 110, Isaiah 9:6–7, Zechariah 9:9, and Daniel 7:13–14 speak of an anointed ruler who will reign with justice, crush enemies, and receive dominion over the nations.
The New Testament presents Jesus as the fulfillment of these hopes:
- The angel Gabriel tells Mary that God will give her son “the throne of his father David, and he will reign over the house of Jacob forever, and of his kingdom there will be no end” (Luke 1:32–33).
- The Magi seek “the one who has been born king of the Jews” (Matthew 2:2).
- Nathanael declares, “You are the Son of God! You are the King of Israel!” (John 1:49).
- Jesus enters Jerusalem on a donkey in deliberate fulfillment of Zechariah’s prophecy of the humble king.
- At his trial, when Pilate asks whether he is the King of the Jews, Jesus affirms it while clarifying the nature of his rule: “My kingdom is not of this world… You say that I am a king. For this purpose I was born and for this purpose I have come into the world—to bear witness to the truth” (John 18:36–37).
- The charge written on the cross is “Jesus of Nazareth, the King of the Jews.”
- After the resurrection and ascension, the apostles proclaim that God has exalted him and given him all authority in heaven and on earth (Matthew 28:18; Ephesians 1:20–22; Acts 2:36).
- Revelation culminates the theme: Jesus is “the ruler of the kings of the earth,” “King of kings and Lord of lords” (Revelation 1:5; 17:14; 19:16).
In What Sense Is Christ King? What Type of King?
Christian theology traditionally speaks of Christ’s threefold office as Prophet, Priest, and King. As King he exercises royal authority in several overlapping senses:
- Messianic / Davidic King
- Spiritual King over the Church and individual believers
- Cosmic / Universal King
- Eschatological King
He is the long-awaited anointed ruler from David’s line who fulfills Israel’s hope. This is not limited to ethnic Israel; the nations are his inheritance.
His kingdom is entered by repentance and faith. It is present wherever people acknowledge his lordship. Jesus emphasized that this kingdom does not advance by military force or political coercion. Note that “the Church” can be said to be all who “believe” in him - meaning recognize his being and see him as a teacher and guide and example.
By virtue of being the eternal Son of God (the hypostatic union) and by the right of creation and redemption, he has absolute authority over all things—angels, demons, nature, history, and every human power. Nothing is outside his dominion.
His reign is already real (“already”) but not yet fully visible in its final form (“not yet”). Christians expect him to return and bring the kingdom to its consummation, when every enemy, including death, is placed under his feet.
The type of kingship is deliberately paradoxical. He is not a tyrant or a conventional earthly monarch. He is the Servant King who conquers through the Cross, rules by truth and love rather than coercion, and washes his disciples’ feet.
Early Christian writers and later theologians stressed that his kingship is one of justice, peace, and self-giving rather than domination. At the same time, it is absolute: no earthly authority is ultimate.
Historical Development
The confession is as old as the Church. The earliest Christian creed was essentially “Jesus is Lord” (Kyrios Iēsous), a direct challenge to the Roman claim that Caesar was Lord. Early Christian art and liturgy developed the image of Christ Pantokrator (“Ruler of All”). Church Fathers and medieval theologians elaborated the royal motifs drawn from the Psalms and Revelation.
The modern liturgical expression most associated with the phrase is the Feast of Christ the King, instituted by Pope Pius XI in the 1925 encyclical Quas Primas. Written in the aftermath of World War I amid rising secularism, nationalism, and totalitarian ideologies, the encyclical insisted that true peace is possible only under the reign of Christ. Pius XI taught that Christ’s kingship extends not only to individual souls but also to societies and nations (the doctrine of the “social kingship” of Christ). The feast was originally placed on the last Sunday of October; after the liturgical reforms of the 1960s it was moved to the final Sunday of the liturgical year.
Protestant traditions affirm the same core biblical teaching without the specific feast day. Reformed theology, for example, speaks of Christ’s mediatorial kingship over the Church and the world. The phrase itself remains common across Catholic, Orthodox, and Protestant confession.
Why Christians State It Unequivocally
For believers, saying “Christ is King” is a declaration of ultimate allegiance. It means:
- No human power—state, ideology, culture, or personal desire—holds final authority.
- History is under the rule of the risen and ascended Christ, even when that rule is hidden.
- The proper response is worship, obedience, and hope rather than despair or frantic political maneuvering.
It is subversive by nature. In the first century it challenged Caesar; in the twentieth century it challenged both fascist and communist totalitarianism; in the 21st century it states an adherence to Christ in a secular culture and civilization. In any age it relativizes every lesser claim to sovereignty.
Different Christian traditions emphasize different aspects. Some stress the purely spiritual and personal dimension; others (especially in classic Catholic social teaching) insist that the kingship of Christ has implications for public life and civil authority. The shared center remains the same: Jesus Christ is the rightful and eternal King.
Christ IS King. Yet, Christ is not only in Jesus. The Christ is a potential that exists within you. Affirming that “Christ is King” is stating that the true King is the Christ