[PeterGriffin]

If you think about it, this falls firmly into the "symbolic gestures" category.

They had nothing to gain or lose from making this into a political statement, so they invited them.

You learn about responsibility and authority when there is something to gain or lose.

[refurb]

Excellent observation. Whenever you see international power acquiesce to an international power (the UN is a great example), it's because it's political expedient to do so, not because they stand in awe of the international body.