Did China just undercut U.S. strategy in the Gulf — without firing a single shot? In this lecture, Professor Jiang Xueqin explains why Beijing’s diplomatic posture and strategic calculations around the Strait of Hormuz may have effectively weakened U.S. efforts to control the vital waterway, reshaping global influence in one of the most critical geopolitical arenas. This is not sensationalism — this is structural geopolitical analysis based on current developments. In this video, Professor Jiang breaks down: ✅ China’s strategic positioning amid the Iran conflict — Beijing has maintained longstanding economic ties with Tehran, criticized escalatory military responses, and emphasized energy security and diplomacy over confrontation, reflecting a careful balance. ✅ Why China’s stance complicates U.S. blockade efforts — While the U.S. has tried to pressure Iran and control maritime routes, Beijing has avoided siding with Washington’s hardline coercion — instead stressing the need for navigational freedom and negotiation. ✅ Diplomatic maneuvers at the UN and beyond — China joined Russia in blocking a Security Council resolution aimed at reopening the strait on terms favorable to Washington’s agenda, signaling resistance to U.S. pressure. ✅ Behind-the-scenes mediation and talks — Chinese envoys have engaged with Iranian officials, emphasizing respect for Iran’s security while also advocating for ceasefire momentum and normalized passage through the strait. ✅ Energy ties that shape influence — China imports a large share of its oil from the Gulf and has supported Iranian energy trade despite U.S. sanctions pressure — a reality that strengthens Iran’s strategic posture and limits unilateral enforcement by Washington. ✅ Why this matters for global power competition — In a multipolar world, influence over chokepoints like Hormuz isn’t determined by who fires weapons — it’s determined by who can align incentives, maintain access, and avoid isolation. Professor Jiang uses game theory and structural history to show that this is about enforcement capacity, alliance alignment, and economic leverage — not just rhetoric or naval power. China may not “control” the Strait with warships. But by hedging, balancing interests, and protecting its own energy routes, Beijing may have undercut Washington’s ability to dominate it unilaterally.