Pope Leo XIV blesses Sagrada Familia’s crowning tower a century after Gaudí’s death

Barcelona witnessed a convergence of the sacred and the spectacular on Wednesday evening as Pope Leo XIV inaugurated the Tower of Jesus Christ, the tallest spire of Antoni Gaudí’s Sagrada Familia, exactly one hundred years after the catalan architect’s death. The ceremony transformed the unfinished basilica into the world’s highest church — its 172.5-metre cross-topped pinnacle eclipsing Germany’s Ulm Minster by eleven metres — and drew an estimated 120,000 people into the surrounding streets. King Felipe VI, Queen Letizia, Prime Minister Pedro Sánchez, and the Catalan regional president Salvador Illa joined 4,000 worshippers inside the tree-like nave, where a choir of 600 voices sang Gregorian chants alongside traditional Catalan hymns.

In a homily delivered in Spanish, Catalan and Latin, the pontiff defined the temple as “a masterpiece of stones, colours and light” and a “sign of unity and concord for all Spain”, but the sharpest passage was unmistakably political. “We cannot believe in Jesus and make war. We cannot believe in Jesus and kill the innocent — even before they are born,” Leo declared, his voice amplified across the packed esplanade. The phrasing, which extended the anti-war argument to the defence of the unborn, was read in Washington as a layered rebuke to the Trump administration’s foreign and domestic policies, while in Latin American and European capitals it was received primarily as a call for peace in a fracturing global order. Italian commentators noted that the Pope was redefining “the high and the low of Christian grammar” beneath the literal high point of the finished tower.

After the mass, the Pope moved outside to bless the ceramic-clad cross with holy water, triggering a choreographed light-and-sound show. Drones swarmed above the Nativity façade to form a giant likeness of Gaudí’s face, fireworks erupted from the tower, and the basilica’s stained-glass windows pulsed with colour as an orchestra played from within. The visual narrative, captured in real-time by broadcasters from Brazil to Russia, reinforced the Sagrada Familia’s status as both a devotional site and a global media spectacle. For Spanish authorities, the evening also served as a reminder of the shrine’s power to project an image of national cohesion amid Catalonia’s unresolved political tensions — not least because a socialist prime minister attended his first mass as head of government alongside the monarch.

Gaudí’s temple has been under construction for 144 years, its eighteen towers now structurally complete even as final decorative work pushes the full completion date to 2035. The Torre de Jesús, itself crowned only in February, will not open to the public until at least 2028. The consecration by Leo XIV—the first papal visit to Spain in fifteen years—thus marks less an endpoint than a threshold. Analysts in London observe that the Vatican is betting on architectural pilgrimage to sustain Catholicism’s public presence in an increasingly secular Europe, while in Barcelona the unfinished basilica remains, as the Pope put it, a “living catechesis made of stones, colours and light”, still telling a story whose final chapters are yet to be written.