> Organizers of the protests estimated that the protests drew nearly 7 million attendees,[17][18] while a partnership between data journalist G. Elliott Morris and the Xylom, an independent Atlanta-based science newsroom, estimated 5 million to 6.5 million participants. Either estimate would make this one of the largest single-day protests in American history.[19]
https://en.wikipedia.org/wiki/October_2025_No_Kings_protests