1451 (MCDLI) ebile ngwaga wa go thoma ka Laboraro, ngwaga wa bobedi ngwagengsome wa 1450s, ngwaga wa bomasomehlano tee ngwagengkgolo wa Ngwagakgolo 15, le ngwaga wa bomakgolo nne masomehlano tee ngwagengkete wa Ngwagakete 2.