19esiècle 19thcentury autochtones blancs canada canada(nord) commerce concessions concessions(droitadministratif)) conditionssociales conditionséconomiques economicconditions histoire historicalgeography history identitéethnique japan japon kōbe kōbe-shi landuse nativepeoples northern raceidentity racerelations racism racisme relationsraciales socialconditions utilisationdusol whites