Pope Leo XIV slipped out of Rome for his summer retreat at Castel Gandolfo, drawing a line under a tumultuous first half of the year that has recast the American pontiff as one of the world’s most assertive moral and political voices.

The Vatican confirmed that Leo will spend several weeks at the hilltop estate south of Rome, relocating to the imposing Apostolic Palace that overlooks Lake Alban. The move, reversing his predecessor’s decision to turn the palace into a museum, allows a streamlined papal staff and security apparatus to operate from the former summer capital while public audiences are suspended.

For Leo, the break comes after an intense stretch in which he has moved from self-described novice head of state to agenda-setting global figure. Vatican analysts note that the quiet canon lawyer once known as Cardinal Robert Prevost has surprised even allies with the speed and scope of his decisions.

On the world stage, Leo has fused a pacifist message with pointed geopolitical critique. His opposition to the US-Israel war in Iran, sharpened by a public spat with President Donald Trump, has made him a rallying figure for anti-war movements. A searing address to diplomats, warning that great powers were “completely undermining” the postwar legal order, signaled a new willingness to confront governments directly.

That stance was reinforced by his first encyclical, Magnifica Humanitas, which demanded strict global rules on artificial intelligence and condemned the delegation of lethal decisions to machines. The document also broke historic ground by acknowledging and apologizing for papal authorizations that underpinned the early slave trade, a confession that has reopened debates over reparations and institutional responsibility.

Leo’s moral diplomacy has been matched by hard-edged governance at home. In a move unseen in decades, he approved a decree declaring the traditionalist Society of St. Pius X in schism after it consecrated bishops without papal mandate. The Vatican excommunicated the group’s clergy and warned lay followers they risk the same penalty, underscoring Leo’s readiness to enforce unity after years of stalled negotiations.

As he retreats to Castel Gandolfo for tennis, swimming and prayer, church observers say the pause may be brief. The first months of his pontificate’s new phase suggest a pope who intends to rest his body, but not his grip on the levers of global conscience and Catholic discipline.