ISLAMABAD: Pakistan has said that a politically negotiated settlement is the most viable solution to the Afghan conflict. The comments were made by Advisor to the Prime Minister on Foreign Affairs Sartaj Aziz while talking to the United Nations Secretary General’s Special Representative for Afghanistan Tadamichi Yamamoto on Tuesday. The two sides discussed the emerging situation in Afghanistan and the need for strengthening efforts for enduring peace and stability. They agreed to continue constructive efforts for Afghan-owned and Afghan-led peace process.