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Continue to ChatRosa Luxemburg - "Oh, mio povero bufalo, amato fratello". La lettera a Sonja Liebknecht del 1917. https://ilgiornaledelriccio.com/2017/01/15/rosa-luxemburg-oh-mio-povero-bufalo-amato-fratello-la-lettera-a-sonja-liebknecht-del-1917/