world ROUND-UP: Call to drop fraud case.
The charges are the last major obstacle to Jacob Zuma becoming the next leader.
The former guerrilla fighter became head of the governing African National Congress in December.
Mr Zuma looked relaxed as he appeared in a Pietermaritzburg court for the case accusing him and a French arms company of bribery in a multi-billionpound 1999 arms deal.
Mr Zuma and his supporters say he is a victim of a political conspiracy to thwart his presidential ambitions.