Mayor of London Sadiq Khan and Director of the Auschwitz-Birkenau State Museum Piotr Cywinski attend the ceremony of unveiling a plaque informing about financial support of London to the Auschwitz-Birkenau Foundation during the ceremonies marking the 75th anniversary of the liberation of the camp and International Holocaust Victims Remembrance Day, in Oswiecim, Poland, January 27, 2020. REUTERS/Aleksandra Szmigiel
