<sod >South Africaâs ruling party has suffered its greatest electoral blow since it won power 22 years ago, losing its grip on the local government in Tshwane, home to Pretoria, the countryâs capital.< eod>< sod > South AfricaâsÂ ruling African National CongressÂ (ANC)Â party has suffered its greatest electoral blow since it won power 23 years ago, losing its grip on the local government in Tshwane, home to PretoriaÂ the countryâs capital.< eod>