In photos: Thousands rally in London against Israeli-US war on Iran

In photos: Thousands rally in London against Israeli-US war on Iran A protester poses with a placard in front of an Iranian flags at a protest march in central London on March 21, 2026, calling for a stop to the bombing of Iran. (Henry Nicholls/AFP) Protesters carry placards and wave Iranian flags on Whitehall during of a protest march in central London on March 21, 2026. (Henry Nicholls/AFP) Protesters carry banners and placards during of a protest march in central London on March 21, 2026.