Which nation has declared a no-fly zone in Nagarno-Karabakh ?

A. US
B. Armenia
C. Azerbaijan
D. Russia

Submitted by: Shahzeb Malik

Armenia’s airspace remains open to civil aircraft, the Civil Aviation Committee head said on Thursday, denying a report by Russia’s Interfax news agency that Armenia had declared a no-fly zone over its territory and Nagorno-Karabakh.