What will become of Afghanistan when Nato’s combat troops withdraw? We need to make sense of the country’s 20th-century history, which is not as we thought it to be, and underreports the internal division between deeply conservative country dwellers and urban modernisers

For over 25 years, immigrants and their descendants, now into their fourth generation, have been segregated in the northern quarter of Marseilles, and discriminated against. The area is being renovated, but that won’t change much