1422 (MCDXXII) ebile ngwaga wa go thoma ka Labobedi, ngwaga wa boraro ngwagengsome wa 1420s, ngwaga wa bomasomepedi pedi ngwagengkgolo wa Ngwagakgolo 15, le ngwaga wa bomakgolo nne masomepedi pedi ngwagengkete wa Ngwagakete 2.