Iraq's Insurgency and the Road to Civil Conflict - Anthony H. Cordesman, Emma R. Davies - Google Books

https://books.google.de/books?id=vkeBFlJC_MUC&pg=PA12

The war in Iraq has expanded from a struggle between Coalition forces and the remnants of former regime loyalists to a multi-faceted conflict involving numerous Sunni groups, Shi'ite militias, Kurdish nationals, and foreign jihadists. Iraq's Insurgency and…