Why US aviation regulator FAA warned American airlines from operating flights in Pakistan airspace on December 30, 2019?

امریکی ایوی ایشن ریگولیٹر FAA دسمبر 2019 کو امریکی ایئر لائنز کو پاکستانی فضائی حدود میں پروازیں چلانے سے کیوں خبردار کیا؟

Due to fear of militant activity

Due to weather

Due to fear climate change

None of these

risk to US civil aviation operating in the territory and airspace of Pakistan due to extremist/militant activity,

the US Federal Aviation Administration (FAA) in a notice to airmen (NOTAM) dated 30 December 2019.

The NOTAM is applicable to all US-based airlines and US-based pilots

ND18-5-2023