I think he’s openly mocking them.
In the General/Chat forum, on a thread titled Trump: "In any event, I wish both Countries well. We will continue to supply weapons to NATO for NATO to do what they want with them. Good luck to all!", Mariner wrote: I think he’s openly mocking them.
Yes. He knew what a crisis his message would cause. I think he cut the purse strings at that meeting where all were scowling (right after meeting Putin in Alaska) and NATO tried to retaliate with some countries recognizing Palestine. And now this - a mocking dismissal.