Dropping INS is short-sighted, as GPS can be jammed. Russia has been jamming GPS signals in northern Norway during different military exercises [1]. Russia has

Dropping INS is short-sighted, as GPS can be jammed. Russia has been jamming GPS signals in northern Norway during different military exercises [1]. Russia has denied this, but the foreign ministry has started to share the proof of this with them, [2, Norwegian only] [1] https://thebarentsobserver.com/en/security/2019/01/norway-tired-russian-military-gps-jamming-unacceptable-and-risky https://thebarentsobserver.com/en/security/2019/01/norway-ti... [2] https://www.vg.no/nyheter/innenriks/i/K38ee7/ud-har-gitt-russland-gps-bevis?utm_source=vgfront&utm_content=row-1 https://www.vg.no/nyheter/innenriks/i/K38ee7/ud-har-gitt-rus...