Beyond the wall: a golden period of exchange between Mexican and US artists is revisited in new show
Whitney Museum exhibition will explore the enduring influence of artists such as David Alfaro Siqueiros on US counterparts including Jackson Pollock and Philip Guston
Have Brooklyn and Boston bagged Frida Kahlo blockbusters?
Shows at the Brooklyn Museum and the Museum of Fine Arts Boston explore the Mexican artist’s love of fashion and “arte popular”
Lost Frida Kahlo painting and Diego Rivera mural at centre of new show looking at couple’s Russian links
As the exhibition opens in Moscow, curators hope a photograph of the missing work might jog the memory of any witnesses