Former defence minister voted in ahead of the Democratic Alliance’s Annelie Lotriet
The former party chief whip becomes the next leader of the opposition in parliament after being the only candidate to be nominated
The election of Natasha Mazzone as the second deputy chairperson of the party’s federal council has led to tension
The Federal Congress will take place on April 7 and 8, when the party leader, federal chairperson and deputy federal chairpersons will be elected