Original sentence: Most political groups (including the ARF) take the concept to encompass the area of Wilsonian Armenia (present-day eastern Turkey as proposed at the Treaty of Sèvres), Artsakh (Nagorno-Karabakh), Javakhk (a predominantly Armenian region in present-day Georgia), and Nakhichevan (an autonomous exclave of Azerbaijan)
Edited sentence: Most of these territories had suffered under the Armenian Genocide.Most political groups (including the ARF) take the concept to encompass the area of Wilsonian Armenia (present-day eastern Turkey as proposed at the Treaty of Sèvres, Artsakh (a historical province of Armenia, territory of which includes Nagorno-Karabakh, a self-proclaimed, predominantly Armenian republic within the internationally recognized borders of Azerbaijan), Javakhk (a predominantly Armenian region in present-day Georgia), and Nakhichevan (an autonomous exclave of Azerbaijan that was at various times in history part of successive Armenian kingdoms, regions, and republics and once boasted an important Armenian population)