Originally Posted by Cuillin
Politics compromising flight safety.
Agree that it's an unfortunate part of real-world aviation, with abundant examples.
Having acknowledged that ugly little facet, the characteristics of RNP RNAV procedures would frequently permit accommodation of the political/environmental/ATC requirements without having to resort to risky NPA's with long visual segments, landings with tailwinds, landings with difficult x-wind components, etc.