As I made my way around the upper floor of London’s Barbican Art Gallery, I gradually realised that I’d come with a preconception, an assumption which had turned out to be wildly wrong. I’d presumed naïvely that an art exhibition entitled “This Is War!” would be basically an anti-war exhibition.
The Robert Capa-Gerda Taro photography exhibition (focussed on the Spanish Civil War) on the top floor is actually a pro-war exhibition, though no less fascinating for all that. It…