ISLAMABAD - Prime Minister Syed Yousuf Raza Gilani has convened an all parties conference (APC) on September 29 to discuss the situation arising out of US allegations and threats to Pakistan and evolve a consensus strategy by seeking input from the political leadership of the country. The prime minister has invited all political leadership to this conference which will also be attended by top government officials. The conference is expected to discuss Pakistan-US ties and the countrys security situation. The relationship between Pakistan and the US has been tense over the issue of Haqqani network. Top US civil and military leadership have accused Pakistan of maintaining ties with the Haqqani network and fuelling a proxy war in Afghanistan. Sources said the military and the ISI would give detailed briefing to the political leadership about the security situation so that the leaders have a clear perception about the evolving situation. Almost all the political leaders have accepted the invitation of the prime minister to attend the conference. Meanwhile, President Asif Ali Zardari has welcomed the initiative taken by Prime Minister Gilani to approach political parties and leaders for holding APC to evolve a national consensus on security situation in the backdrop of the latest developments. The APC will be held here on Thursday. Spokesperson Farhatullah Babar said the president commended the prime minister for taking 'a very correct and timely decision in the larger interest of the country. He said it was necessary to evolve a national consensus and the prime ministers initiative was the need of the time. The president said with the spirit of national unity and harmony the courageous and resilient people of Pakistan had surmounted all challenges in the past. They were capable of facing the current challenges with hope, courage and unity and would do so in the future as well, he said. The prime minister had been contacting political leadership of the country to discuss security situation and holding of the APC of parties and leaders, Babar said.