The countries in that region probably don't care to be preached at despite some of the benefits that accrue with having those Military Missions in place.
If they no longer feel that having those deployed units on their territory to be in their interest, or in enough of their interest to balance against the downsides, then they exercise their sovereign right to invite the foreigners to leave.
I am with you SASless: I hope that the extraction / withdrawal is done in an orderly fashion and that the suits listen to the folks in uniform this time.
Not betting on the latter, though.