The UN is quite incompetent.
It generally does not work. ISIS is being financed by major donors in the middle east. There are so many deceitful people who smile at the west and make statements they they are against ISIS .....BUT ..... the truth is they are themselves financing and helping ISIS in many ways! The US is also playing a game and could do much more to destroy roads, oil wells smugglers to defeat them.
The 1st thing in order to Fight the Terrorists in Syria ,Iraq and Lebanon,is to force Turkish Govt. to remove the Had of the Snake Mr. Erdogan,who is the main supporters of these Terrorists,ISIS and Al Nusra in Syria and Iraq,which the Brave Russians proved It to the World,by His and His Son,s involvement of Buying Stolen Syrian and Iraqi Oil in order to support these Criminals with Weapons