How NATO Became Stronger From the War on Terror Real life experience from working together with your allies, especially with different languages and customs, is worth its weight in gold. Key point: The fight against ISIS taught coalition partners a lot. It also helped work out any problems with interoperability. The Commander of Operation Inherent Resolve tasked with destroying ISIS says coalition members were able to achieve “effects” against the enemy which the U.S. was unable to perform. General Jeffrey Harrigian, who in effect ran the war from an Air Operations Center, explained the challenges and benefits of harnessing the collective power of an entire coalition of allied nations.