Internecine

A civil war and also known as an intrastate war in war studies}} is a war between organized groups within the same state (or country).
The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies.James Fearon, "Iraq's Civil War" in Foreign Affairs, March/April 2007. For further discussion on civil war classification, see the section "Formal classification".
The term is a... plus