Q. The "Hexi Corridor" forms an important historical region of which nation?
Answer:
China
Notes: Hexi Corridor, also known as Gansu Corridor, is located in China. It is an arable and narrow stretch of pathway lies west of the Yellow River's Ordos Loop. It lies between the Mongolian Plateau and Tibetan Plateau. It was an important trade route of the Northern Silk Road, which allows access to Central Asia.