The U.S.-Iran conflict is increasing instability and straining U.S. resources while undermining Washington’s global credibility and leadership. At the same time, China is capitalizing on the situation by positioning itself as a neutral, stabilizing force and expanding its diplomatic influence at the United States’ expense.

After one month of hostilities and no exit plans, the lethal costs of the U.S.-Israel joint war against Iran are global. How will the crisis reverberate against the backdrop of elevated U.S.-China relations?

The U.S.-Israel strikes on Iran have heightened regional instability while exposing China’s complex strategic dilemma, as Beijing seeks to safeguard critical energy imports and investments without becoming directly involved. Balancing ties with Iran, Gulf states, and the West, China is pursuing a cautious, deliberately ambiguous approach to protect its broader geopolitical and economic interests.

An era has reached its end. Washington now faces a stark choice: It must either pay the true diplomatic and political price of leadership or prepare to hand over the keys to a region it can neither afford nor effectively manage.

U.S. strikes on Iran that killed Supreme Leader Ali Khamenei redirected American military resources and attention from the Indo-Pacific to the Middle East. This shift allows China to strengthen its strategic position in Asia while the United States becomes absorbed in a secondary conflict.

The U.S.-Israel strike on Iran lacks a clear legal basis or credible justification and represents a high-risk gamble by the Trump administration. Despite early military success, the operation faces uncertain prospects, including limited chances of regime change and the risk of prolonged conflict.

The death of Iran’s Supreme Leader Ayatollah Ali Khamenei in U.S.-Israeli strikes has created leadership uncertainty in Tehran, weakened Iran’s regional network of allies, and accelerated shifts in Middle Eastern power dynamics. For China, the conflict threatens energy supplies and Belt and Road investments while potentially expanding Beijing’s diplomatic role if it maintains neutrality and engagement with all sides.

The fragile ceasefire in Gaza reflects accelerating recalibration in the Middle East, as U.S. military maneuvers are giving way to economic development promoted by the Arab states, China and the Global South.

As evidenced by complicity in the Gaza genocide, the U.S.-Israel military symbiosis in the Middle East is increasingly shunned by the international community. What the region needs is aggressive economic development.

China’s approach to conflict mediation is characterized by what scholars call “quasi-mediation diplomacy,” in which Beijing emphasizes rhetoric and symbolic gestures while avoiding costly commitments. Recent cases show that China prefers strategic ambiguity and bureaucratic caution over assuming a high-profile mediator role.