1956 (MCMLVI) ebile ngwagamolele wa go thoma ka Sontaga, ngwaga wa bošupa ngwagengsome wa 1950s, ngwaga wa bomasomehlano tshela ngwagengkgolo wa Ngwagakgolo 20, le ngwaga wa bomakgolo senyane masomehlano tshela ngwagengkete wa Ngwagakete 2.