ISLAMABAD - Over a feverish few days of diplomacy, Pakistan’s military and civilian politicians successfully divided the Middle East between them to push for a second round of U.S.-Iran peace talks expected to take place in Islamabad this week.The country’s powerful military chief, Field Marshal Asim Munir, headed to Tehran on Wednesday for what would become a three-day trip, where Iranian leaders said he carried U.S. proposals for a second round of peace talks.Simultaneously, Pakistani Prime Minister Shehbaz Sharif and his foreign minister conducted a whirlwind diplomatic tour across regional allies Saudi Arabia, Qatar and Turkey.