Pope Leo XIV: Planes should bring peace, not war and destruction
Pope Leo XIV met with executives and staff from ITA Airways and the Lufthansa Group shortly before his Apostolic Journey to four African nations. The Pope expressed gratitude to ITA Airways and its predecessor, Alitalia, for their service in transporting the Pope and his entourage on Apostolic Journeys. He praised the airline's professionals for fostering a respectful and serene atmosphere during papal travel. Pope Leo emphasized that papal flights symbolize a mission of peace, serving as bridges for dialogue and fraternity. The Pope lamented the frequent use of aircraft in theaters of war to cause destruction and fear, stating planes should always bring peace.
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Pope Leo XIV met with executives and staff from ITA Airways and the Lufthansa Group on March 23, 2026, ahead of his upcoming apostolic journey to four African nations.1 2
He expressed personal and Holy See gratitude for their service, which dates back to St. Paul VI's 1964 pilgrimage to the Holy Land—the first papal air trip.1 2 4
The Pope praised their "qualified and experienced professionals" for fostering a serene, family-like atmosphere during papal flights.1 2
Papal flights symbolize the Successor of Peter's mission as a "messenger of peace," building bridges of dialogue, encounter, and fraternity.1 2 4
Leo XIV emphasized that aircraft routes should always promote peace, especially in today's global context.1 3
He confirmed reliance on ITA Airways for his Africa trip in about 20 days.2 4
The Pope lamented aircraft used as "carriers of death and destruction" in wars, declaring: "Airplanes should always be carriers of peace, never of war!"1 2
He recalled World War bombardments and ongoing conflicts, insisting: "No one should be afraid that threats of death and destruction might come from the sky."1 3
Leo XIV stated aerial bombings should have been "banned forever" after 20th-century tragedies.1 2 4
He criticized technological progress when "placed at the service of war," calling it "not progress; it is regression!"1 3
In conclusion, he urged charting "routes of peace in the skies" to spread the Gospel amid current conflicts.1 2
Papal doctrine mandates aviation as instruments of peace, not war
Papal doctrine consistently praises aviation as a marvel of human ingenuity that fosters global connections, communication, and peace, while sternly condemning its misuse for violence, terrorism, or war. No encyclical or address explicitly "mandates" aviation solely as an instrument of peace to the exclusion of all military applications; instead, the Church emphasizes its subordination to moral ends, human dignity, and the common good, urging restraint in armament and promotion of civil uses. This balanced approach reflects a broader vision where technology, including aviation, serves integral human development rather than destruction.
The Church has long celebrated aviation as part of humanity's God-given creativity, overcoming material limitations and advancing civilization. Pope Francis highlights this in Laudato Si', listing aeroplanes among "enormous waves of change" like steam engines and electricity that remedy evils and open possibilities, evoking gratitude for progress in engineering and communications. Similarly, Mater et Magistra teaches that scientific advancements, including transport technologies, are "good things" when valued as instruments for man's supernatural and natural betterment, within a "true hierarchy of values."
Pope Pius XII echoes this optimism indirectly through praise for radio—another instant global connector—used to promulgate Church teachings, suggesting media like aviation could serve apostolic faith embracing all mankind. These views align with the Dicasteries' note Antiqua et Nova, affirming that "faith and science can be united in charity" when technology aids humanity rather than harms it.
However, this praise is tempered: technology must not eclipse spiritual ends. Sertum Laetitiae warns that spurning God's commandments while pursuing material conquests leads to ruin, as true civilization rests on divine law and virtue.
Papal addresses explicitly frame civil aviation as vital for peacebuilding. In a 1973 speech to the International Civil Aviation Organization, Pope Paul VI described aviation as essential for "the international common good," securing passenger safety and enabling "international relations today, as also the possibility of attaining peace by means that exclude violence." He condemned air piracy and terrorism as "aberrations" that jeopardize innocents, compromise transport, and hinder peace, insisting such violence contradicts "international law" and "Christian conscience." Paul VI urged multilateral agreements to protect aviation, envisioning it as a pathway to justice and non-violent diplomacy.
This vision persists: aviation symbolizes connectivity in a world needing "active and fruitful tranquillity," as Pius XI noted post-World War I, calling for study of peace's causes amid global unrest. Recent teachings, like Pope Leo XIV's 2026 World Day of Peace message, extend this to denounce "military implementation of artificial intelligence" in conflicts, implicitly critiquing weaponized tech while promoting disarmament of "heart, mind and life."
While not banning military aviation outright, doctrine rigorously limits force to extreme self-defense, decrying war's evils. The Catechism of the Catholic Church mandates doing "everything reasonably possible to avoid" war, praying deliverance from it. The Ukrainian Catholic Catechism adds that modern weapons make just war "practically" impossible due to mass destruction.
Paul VI's aviation speech directly rejects violent misuse: "the end does not justify the means," even if rooted in poverty or frustration; aviation must not become a tool for "international terrorism" or political destabilization. Broader teachings apply: John Paul II linked armaments to an "ethical crisis," insisting true disarmament requires moral renewal, not just technical balances. Francis' 2024 Peace Message warns against "Lethal Autonomous Weapon Systems" lacking human control, as machines cannot bear moral responsibility, risking a "cold and detached approach" to war's tragedy.
The 2025 Antiqua et Nova reinforces: peace is "the tranquility of order," built via diplomacy and justice, not force; tools for peace must respect dignity and fraternity, never justifying violence. Pope Leo XIV laments leaders "shirking responsibility" by delegating life-and-death to machines, betraying humanism. Scholarly analysis confirms the Church's preference for juridical dispute resolution over force, viewing aggressive war as "intrinsically immoral."
Papal doctrine integrates aviation into a "techno-ethics" where progress must align with Gospel liberty, conscience, and virtue. John XXIII urged awareness of value hierarchies amid worldly business. The Dicasteries stress "ethics by design" from research outset, ensuring AI and tech promote inclusion and equity. Fratelli Tutti and Gaudium et Spes, cited extensively, demand human oversight to safeguard dignity.
In sum, aviation embodies hopeful progress but demands moral governance. Popes envision it bridging nations for peace, not swords—echoing Isaiah's plowshares—while tolerating defensive force only as last resort.
Conclusion: Papal teachings do not issue a rigid mandate confining aviation to peace alone but emphatically orient it toward civil, connective ends, subordinating all uses to ethics, justice, and anti-war imperatives. Misuse for aggression violates core principles; faithful application advances fraternity.