Read her criticisms. It's not what you and I would criticize about the UN. She thinks the UN should use its power to bring about MORE social justice, change, etc.
OTOH, the NeoCons are unilateralists and world hegonomists, opposed to multilateral agreements. So, whereas the NeoCons wanted to intervene in Libya, they wanted to do so unilaterally.
And because Obama went into Libya multilaterally, the NeoCons accused him of "leading from behind".
We have the exact same situation now with Syria. The NeoCons want to unilaterally intervene in Syria and the liberal interventionists are insisting it be done multilaterally