Pope Leo draws 2.5 million people during historic Argentina Mass An estimated 2.5 million people gathered in Buenos Aires for the first mass by a Catholic Pope in four decades.Share this: Giant crowds greet Pope Leo at public mass in Madrid, SpainDateJune 7, 2026In relation toAl-JazeeraSeveral hundred thousand people gather for Pope Leo’s mass in ParisDateSeptember 26, 2026In relation toAl-JazeeraHuge crowds cheer Pope Leo as he leads open-air Mass in ParisDateSeptember 26, 2026In relation toAl-Jazeera