The Peru–Yale University dispute was a century-long conflict between the government of Peru and Yale University about the rightful ownership of Inca human remains and artifacts from Machu Picchu, an ancient Inca site high in the Peruvian Andes active c. 1420–1532. In the several years following his re-discovery of Machu Picchu in 1911, Yale explorer Hiram Bingham III removed thousands of objects – including pottery, stone tools, and human bones – from the archaeological site and brought them to New Haven, Connecticut. The circumstances of these transfers were disputed, with some, including Bingham, claiming that Yale agreed to borrow the artifacts for a period of 18 months to conduct studies. Peru attempted to regain the collection in the 1920s, but Yale resisted. Tensions rose between 200