A video is going viral on social media, claiming to show climate activist Greta Thunberg attending a recent protest in London's Trafalgar Square to show solidarity with the Indian youth. One of the posts sharing the video was captioned, "Today a surprise speaker Great Thunberg came to the protest in solidarity with the Indian youth & students at Trafalgar Square, London."An archived version of this claim can be found here.(Archived versions of similar claims can be found here and here.)Is it true?: No, the claim is false. The video dates back to July 2026 and shows Greta Thunberg attending the Students' Federation of India (SFI) UK's victory gathering in London's Trafalgar Square to show solidarity with the student movement in India.Video From Philippines Falsely Shared as One Showing Protests in DelhiHow did we find out?: We ran a reverse image search on the video using Google Lens and found a post by National Herald, an Indian English-language newspaper, which carried the viral clip. The video was uploaded on 27 July 2026, with a caption stating that climate activist Greta Thunberg expressed solidarity with the student protests in India while speaking at a Students' Federation of India (SFI) UK gathering in London.News organisation The Wire also shared the same visuals on 27 July 2026 with the caption, "Greta Thunberg Salutes 'People Power' At London Rally in Support of Indian Youth" Greta Thunberg Salutes 'People Power' At London Rally in Support of Indian Youth https://t.co/rKcb47YEFA— The Wire (@thewire_in) July 27, 2026We went through the official X account of the Students' Federation of India (SFI) United Kingdom and found the original video, uploaded on 26 July 2026. According to the caption, the video shows Greta Thunberg showing solidarity with the Indian student movement at SFI-UK's victory gathering at Trafalgar Square in London. SFI-UK’s victory gathering is in full swing at Trafalgar Square! We send our salutes to @GretaThunberg, who showed up in solidarity with the Indian student movement at the London protest today. The student movement has given global activists hope about the power of the people ✊ https://t.co/nvtsYqEI2R— Students' Federation of India - United Kingdom (@sfi_uk) July 26, 2026Greta Thunberg has shown support for the recent protests. However, the viral video is not recent and dates back to July. Screengrab of Greta Thunberg's Instagram story about the recent protests.Conclusion: The video dates back to July 2026 and shows Greta Thunberg attending SFI-UK's victory gathering in London's Trafalgar Square to show solidarity with the student movement in India.Video of Anti-CAA Protest Shared as Delhi Police Attacking Rahul Gandhi’s House(Not convinced of a post or information you came across online and want it verified? Send us the details on WhatsApp at 9540511818 , or e-mail it to us at webqoof@thequint.com and we'll fact-check it for you. You can also read all our fact-checked stories here.)