New York Historical acquires Bill Cunningham’s photography archive, as Italian illuminated manuscripts go to Getty and a Magritte painting to Hamburger Kunsthalle

This curatorial triumph highlights the measured artificiality of the German Romantic artist who made work that still mesmerises

Artists from Dante Gabriel Rossetti to Nan Goldin are brought together at the Hamburger Kunsthalle to re-examine the stereotype’s origins and new takes