As is by now traditional there is a well written discussion that the size was very probably larger, and the police models of crowd density are out of date. It's

As is by now traditional there is a well written discussion that the size was very probably larger, and the police models of crowd density are out of date. It's hard to do this stuff. Bias is everywhere, over and undercounting. I recall this from anti-racism marches in the UK back in the 70s. https://www.theguardian.com/australia-news/2025/aug/05/we-know-the-sydney-harbour-bridge-march-against-the-killing-in-gaza-was-huge-but-just-how-big-was-it https://www.theguardian.com/australia-news/2025/aug/05/we-kn...