"The UN is useless for solving millitary or social problems, but it is the right place to do the negotiations."
Wrong, you can't negotiate with terrorists,ie NK, Iran, Syria, Sommalia, Sudan.
"Furthermore it is unlikely that the western Europeans would join in and leave the UN instead."
Then they would be exposed for being on the dark side.
You can and you must. Even if you want to kill them in the long run. It is sometimes just strategy.
"Furthermore it is unlikely that the western Europeans would join in and leave the UN instead." Then they would be exposed for being on the dark side.
If you say that...