665 (DCLXV) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa botshelela ngwagengsome wa 660s, ngwaga wa bomasometshela hlano ngwagengkgolo wa Ngwagakgolo 7, le ngwaga wa bomakgolo tshela masometshela hlano ngwagengkete wa Ngwagakete 1.