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Extreme lockdown half a century ago: the TB children forced to endure years of isolation in a sanatorium; the unveiling of looted Nazi art works, the Rolling Stones in the dock, calls for democracy in 1990s Nepal, and the campaign to ban dangerous skin-lightening products in South Africa.

Picture: boys sleep on the balcony of the Craig-y-nos TB sanatorium in Wales (Credit: private collection of the family of Mari Friend, a former patient at Craig-y-nos)