▁History ▁The ▁Ne ch au i ▁were ▁part ▁of ▁the ▁Has ina i ▁branch ▁of ▁the ▁C add o ▁Confeder acy . ▁During ▁the ▁late ▁ 1 7 th ▁and ▁early ▁ 1 8 th ▁centuries , ▁their ▁principal ▁village ▁was ▁located ▁on ▁the ▁Ne ches ▁River , ▁in ▁present - day ▁Ch ero kee ▁County , ▁Texas . ▁ ▁In ▁the ▁late ▁ 1 7 th ▁century , ▁Spanish ▁expl orer , ▁Francisco ▁Cas añ as ▁de ▁Jes ús ▁María ▁encountered ▁the ▁tribe ▁and ▁wrote , ▁" T ow ard ▁the ▁north , ▁where ▁the ▁above - ment ioned ▁Ne cha ▁tribe ▁ends , ▁is ▁that ▁called ▁the ▁N ac ach au ." ▁The ▁Ne ch au i ▁settled ▁near ▁the ▁Na cono ▁and ▁Ne che ▁tribes . ▁In ▁ 1 7 1 6 , ▁another ▁Spanish ▁expl orer , ▁Dom ingo ▁Ram ón ▁wrote ▁that ▁Francis can ▁fri ars ▁established ▁a ▁mission ▁to ▁convert ▁the ▁Ne ch au i ▁and ▁neighbor ing ▁Has ina i ▁tribes . ▁ ▁Ult imately , ▁they ▁assim il ated ▁into ▁other ▁Has ina i ▁tribes ▁in ▁the ▁ 1 8 th ▁century , ▁and ▁are ▁en rolled ▁in ▁the ▁C add o ▁Nation ▁of ▁Oklahoma ▁today . ▁ ▁Syn onym y ▁The ▁tribe ▁is ▁also ▁known ▁as ▁the ▁Ne ch avi . ▁ ▁Notes ▁ ▁References ▁ ▁Bol ton , ▁Her bet ▁E . ▁The ▁Has ina is : ▁Southern ▁C add o ans ▁As ▁Se en ▁by ▁the ▁Ear liest ▁Europe ans . ▁Norman