Quhistan
Encyclopedia
Quhistan or Kohistan was a region of medieval Persia, essentially the southern part of Greater Khorasan
. Its boundaries appear to have been indeterminate, and the term generally seems to have been applied loosely.
The area tended to be ruled either as part of Khurasan
or as a province with its capital at Herat
. It did, however, experience some periods of autonomy.
Greater Khorasan
Greater Khorasan or Ancient Khorasan is a historical region of Greater Iran mentioned in sources from Sassanid and Islamic eras which "frequently" had a denotation wider than current three provinces of Khorasan in Iran...
. Its boundaries appear to have been indeterminate, and the term generally seems to have been applied loosely.
The area tended to be ruled either as part of Khurasan
Greater Khorasan
Greater Khorasan or Ancient Khorasan is a historical region of Greater Iran mentioned in sources from Sassanid and Islamic eras which "frequently" had a denotation wider than current three provinces of Khorasan in Iran...
or as a province with its capital at Herat
Herat
Herāt is the capital of Herat province in Afghanistan. It is the third largest city of Afghanistan, with a population of about 397,456 as of 2006. It is situated in the valley of the Hari River, which flows from the mountains of central Afghanistan to the Karakum Desert in Turkmenistan...
. It did, however, experience some periods of autonomy.