Climate activists stage a sit-down protest on Lambeth Bridge in solidarity with the nine Insulate Britain campaigners jailed three days previously by a High Court judge on 20th November 2021 in London, United Kingdom. Hundreds of activists from groups including Extinction Rebellion and Insulate Britain blocked Lambeth Bridge for around 5 hours in breach of an injunction and Vauxhall Cross for around 3 hours. The Metropolitan Police made over 100 arrests.