Jacob Zuma painting , called Lessons , '' was displayed at a South Africa 's gallery . Portrait of President Jacob Zuma was removed from public show after protesters defaced it . Johannesburg ruling the Democratic Alliance says the artwork offends the president 's dignity . CNN 's Kim Norgaard contributed to this report . The controversy over the portrait has raised questions about freedom of speech .
Jacob Zuma painting , called Lessons , '' was displayed at a South Africa 's gallery . Portrait of President Jacob Zuma was removed from public show after protesters defaced it . Johannesburg ruling the Democratic Alliance says the artwork offends the president 's dignity . The controversy over the portrait has raised questions about freedom of speech .