In his 1971 novel The Day of the Jackal, Frederick Forsyth renders a rich plot to assassinate Charles de Gaulle, the French president. The conspirators are pied-noirs, the term used to describe Frenchmen born in Algeria during the colonial occupation there. They grieve De Gaulle’s exit from north Africa, which they regard as a betrayal. Unable to remain in the former colony, they return home – dejected and emasculated – and murderous. In many ways, the pied-noirs regard themselves as being more French than the French. The novel derives some of its appeal from the fact that it’s rooted in...