Washington, July 26 -- Concerns over "US munitions stockpiles and the risks of a wider regional conflict" have emerged as key factors behind Washington's decision to pause its bombing campaign against Iran, according to sources familiar with the discussions, as President Donald Trump weighs the next course of action amid continuing tensions with Tehran.

The United States halted its strikes after nearly two weeks of sustained air operations that began on June 8, following warnings issued by Trump during the NATO summit in Turkey.

The pause came after the president discussed options for intensifying military action with his senior advisers, amid escalating rhetoric between Washington and Tehran, including threats to target Iran's Fordow nuc...