Maybe it has to do with the FACT that the USA has no interest in fueling any war there (for the time being)." Wrong. It's because the Kurds value life more than death and they are able to take care of their own security and no militants are able to go in their territory. AlMaliki should learn from the Kurds.
Gunmen in Egypt kill guard outside Niger embassy (Reuters)
from the article: Kurds build an island of calm in the inferno of Iraq