1497 (MCDXCVII) ebile ngwaga wa go thoma ka Labohlano, ngwaga wa boseswai ngwagengsome wa 1490s, ngwaga wa bomasomesenyane šupa ngwagengkgolo wa Ngwagakgolo 15, le ngwaga wa bomakgolo nne masomesenyane šupa ngwagengkete wa Ngwagakete 2.