Translation of "Tribus" in Spanish

At one side they have Somalia, which in practic is an anarchy where some tribus

A un lado tienen a Somalia, que en la pr·ctica es una anarquÌa donde distintas tribus se

And to top it off, in the 90's, a civil war started between the goverment and the tribus

Y para colmo, en los aÒos 90, estallÛ una guerra civil entre el gobierno y las tribus