Geopolitical analyst Professor Jiang predicts World War 3 has already begun through Iran conflict, revealing how US dollar dominance, energy chokepoints, and competing worldviews between America, Russia, China, and Israel will reshape global order—potentially triggering starvation via Strait of Hormuz blockade. America invaded Iran because allowing Russia-China-Iran alliance would undermine petrodollar hegemony and force the world to abandon US currency for gold-backed alternatives.