11.   Detergent war pits Amway against South Korean soap makers.

12.   The war pits the mainly Christian and animist south against the government, which dominates the north, an area mainly populated by people of Arab descent.

13.   The war pitted Bosnian Serbs, Croats and Muslims against each other, but the longest and bitterest conflict was between Serbs and Muslims.

14.   The war has pitted the Islamic-led government in north against the mostly Christian south.

15.   The war pits the Islamic government in northern Sudan against those in the south who follow Christianity or traditional African religions.

16.   The war pitted a loose coalition of Muslims and democracy activists against hard-liners.

17.   The war pitted Saleh and his followers against the former leadership of the Socialist Party, which was then in control of southern Yemen.

18.   The war pits southern Christians and animists against the Islamic North.

19.   The war pits the Islamic North against rebels who have been fighting for autonomy for southern Christians and animists.

20.   The war pitted Irish immigrants, arriving daily by the thousands, against the Nativists, who opposed immigration and saw the Irish as interlopers.