It was massive. The Met is playing to the fascist gallery calling it 50,000. Yeah so friends had already reached Whitehall, while we were still waiting 2 hrs back at Park Lane, hadn't even started! More likely 500,000 alright
https://www.theguardian.com/uk-news/live/2026/mar/28/london-protest-march-together-alliance-against-the-far-right-latest-news-updates?CMP=Share_AndroidApp_Other