1531 (MDXXXI) ebile ngwaga wa go thoma ka Labone, ngwaga wa bobedi ngwagengsome wa 1530s, ngwaga wa bomasometharo tee ngwagengkgolo wa Ngwagakgolo 16, le ngwaga wa bomakgolo hlano masometharo tee ngwagengkete wa Ngwagakete 2.