Can Pakistan juggle US-Iran mediation with Saudi defence commitments?

On April 11, Pakistani Prime Minister Shehbaz Sharif met with US Vice President JD Vance in Islamabad, marking direct negotiations between Washington and Tehran. At the same time, Saudi Arabia announced the arrival of a Pakistani military force at King Abdulaziz Air Base under a mutual defense agreement signed last year. This situation highlights Pakistan's complex position amid a conflict that is destabilizing the global economy.