866 (DCCCLXVI) ebile ngwaga wa go thoma ka Labohlano, ngwaga wa bošupa ngwagengsome wa 860s, ngwaga wa bomasometshela tshela ngwagengkgolo wa Ngwagakgolo 9, le ngwaga wa bomakgolo seswai masometshela tshela ngwagengkete wa Ngwagakete 1.