In November 2023 the new Blavatnik Art, Film and Photography Galleries will open at IWM London. These new Galleries will be the UK's first to explore how artists, photographers and filmmakers bear witness to and tell the story of war and conflict. Taking centre stage will be John Singer Sargent's iconic six-metre-long painting Gassed, 1919, which moved contemporary audiences to tears as it brought home the reality of First World War fighting...