On Sept. 7, 2025, the Catholic Church canonized its first millennial saint: Carlo Acutis. The 15-year-old from Milan, Italy was a computer enthusiast who used his tech skills to create websites documenting Eucharistic miracles and Catholic saints until his death from leukemia in 2006 at age 15.

In the Diocese of Brooklyn and around the world, he’s made an impact on young and old alike, inspiring them with his deep faith and online evangelization. Here’s a special look at the years leading up to his canonization, the people who knew him, and the lives he continues to impact today.

Click below to view the timeline in the Sept. 6, 2025 print edition of The Tablet.