1273 (MCCLXXIII) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa bone ngwagengsome wa 1270s, ngwaga wa bomasomešupa tharo ngwagengkgolo wa Ngwagakgolo 13, le ngwaga wa bomakgolo pedi masomešupa tharo ngwagengkete wa Ngwagakete 2.