From Sogdian to Persian to Sart to Tajik & Uzbek: The Reformulation of Linguistic and Political Identity in Central Asia « Geopolitics « GeoCurrents From Sogdian to Persian to Sart to Tajik & Uzbek: The Reformulation of Linguistic and Political Identity in Central Asia via From Sogdian to Persian to Sart to Tajik & Uzbek: The Reformulation of Linguistic and Political Identity in Central Asia « Geopolitics « GeoCurrents.