The government on Monday evening referred to messages that it says have called for a "shutdown of the country," and warned against any illegal protests that could lead to violence and destruction of property.
Several groups plan to demonstrate in the coming week to protest Zuma's dismissal of Indian-origin finance minister Pravin Gordhan in a Cabinet reshuffle that increased concerns about government graft and ruling party infighting. The main opposition party plans a Friday march in Johannesburg.