21st December 1961:  Workmen unload a portion of the Parthenon frieze before affixing it to the wall in the new Elgin Marbles room of the British Museum, London.  (Photo by Chris Ware/Keystone Features/Getty Images)
Workmen deliver a portion of the Parthenon frieze, the socalled Elgin Marbles, to the British Museum in 1961. Greece has demanded the sculptures be returned to Athens. Getty

The repatriation debate: should museums return colonial artefacts?