31.   He conceded that might not be so easy in Afghanistan, where numerous rival tribes have a long history of warfare.

32.   He displayed leadership traits at an early age and earned status by organizing his and other tribes to defend against attacks by rival tribes looking to raid their villages.

33.   Hundreds of Naga tribespeople in the northeast blocked a highway on Tuesday that carries food and oil supplies to the rival Kuki tribe, police said.

34.   Impoverished Yemen, an oil-rich nation on the southwestern tip of the Arabian peninsula, has been torn by civil strife between rival tribes.

35.   No one claimed responsibility, but police said Rinds have enmity with several rival tribes in the region.

36.   Oil-rich Yemen, on the southwestern tip of the Arabian peninsula, has been torn by civil strife between rival tribes.

37.   Rival tribes loyal to the same faction leader reopened the coastal road north of Mogadishu Tuesday after they signed a peace deal to end hostilities.

38.   Rival tribes opened fire on each other in southern Pakistan Sunday, leaving six dead, the state-run Associated Press of Pakistan reported.

39.   Some of them killed or were forced to slay their playmates because they belonged to a rival tribe.

40.   The clashes began on Saturday when an armed group from the Rizzigat tribe attacked and burnt a village of the rival Maalia tribe from western Darfur province.