Finally, he created a system of provincial governorates different from old tribal boundaries.

Communities are organized on the basis of tribal and clan boundaries.

In addition, the river and its tributaries formed tribal boundaries.

It operates five air monitoring sites within tribal jurisdictional boundaries in Oklahoma.

It is sometimes translated as "tribe", but the qawm relationship may cross tribal or even ethnic boundaries.

This suggests that the Thames was an important tribal boundary.

While offering an opinion, he said the tribal boundary was a federal jurisdictional issue.

Cameroon is another example of colonial powers creating a country without regard for tribal boundaries or geography.

The creek's use as a tribal boundary is disputed.

The latter story was about female inheritance rights which were linked to restrictions on marriage and the maintenance of tribal boundaries.