ISLAMABAD- Prime Minister Nawaz Sharif and former President Asif Ali Zardari vowed that no one would be allowed to harm the democratic system. The affirmation was made at a one on one meeting between Prime Minister Nawaz Sharif and former president Asif Ali Zardari at Prime Minister House. The two leaders discussed several issues including recent tension between the government and the military, Taliban talks and Protection of Pakistan Ordinance. The ongoing operation in Karachi and anti-terrorism laws were also discussed. According to sources, Asif Ali Zardari assured support to Nawaz Sharif on all matters of national interest and both leaders vowed that no one would be allowed to harm the democratic system. However, the PPP leader made it clear that PPP would not support the PPO until some amendments were made in the ordinance.