1577 (MDLXXVII) ebile ngwaga wa go thoma ka Mokibelo, ngwaga wa boseswai ngwagengsome wa 1570s, ngwaga wa bomasomešupa šupa ngwagengkgolo wa Ngwagakgolo 16, le ngwaga wa bomakgolo hlano masomešupa šupa ngwagengkete wa Ngwagakete 2.