“Don't be afraid, we are all together”—the chant rings out inside Tehran's grand bazaar. A young woman, bravely unveiled, leads a march of hundreds through one of the oldest markets in the world. The collapse of the rial, Iran's official currency, has triggered the biggest protests since the Woman, Life, Freedom uprising in 2022. On Sunday 28 December, in the Iranian capital Tehran, the grand bazaar erupted. Merchants closed their shops and took to the streets chanting “shut it down”. (…)