Occurred Nov 10, 2026, 3:15:00 AM UTC

First published Nov 11, 2026, 1:17:15 AM UTC · Last updated Nov 11, 2026, 1:17:15 AM UTC

Some 2.5 million people attend Leo XIV’s Mass in Buenos Aires, authorities say

Local authorities reported that 2.5 million people attended Pope Leo XIV’s Mass in Buenos Aires. El País described it as the largest gathering of his pontificate; the source also noted it was the first papal Mass in Argentina since John Paul II’s 1987 visit.

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Affected location: Buenos Aires

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Why it matters

The reported attendance made this the largest gathering of Pope Leo XIV’s pontificate, according to El País.

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Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
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Primary official sources

MercoPress UK Some 2.5 million people attend Leo XIV’s Mass in Buenos Aires, authorities say

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