CB, I think that you are displacing your anger. You are PO'd about one thing and focusing it on another.
There is nothing wrong with her being gone for a week and a half. That is not selfish or irresponsible as parent. I call BS on that. I am willing to bet dollars to donuts that if you wanted to go play in a Pro-Am and were gone that long it would be okay.
The OM involvement I will agree is inappropriate but there is nothing you can do about it and you don't even know if it is going to happen. Suspect, yes... You can object but the level of anger I am taking from you is a little over the top, IMO.
It sounds to me as if you are using your son as a pawn to punish your wife. I only hope that I am woefully incorrect. Because it sure sounds like that is what you are doing.
“Things turn out best for the people who make the best out of the way things turn out” ― Art Linkletter