1245 (MCCXLV) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa botshelela ngwagengsome wa 1240s, ngwaga wa bomasomenne hlano ngwagengkgolo wa Ngwagakgolo 13, le ngwaga wa bomakgolo pedi masomenne hlano ngwagengkete wa Ngwagakete 2.