In this episode of Trade Routes That Changed Human History Forever, Lucas and Luna explore the ortogh system—the Mongol-era merchant partnerships that turned the Silk Road into a truly global marketplace. Under the Pax Mongolica, the Mongol Empire actively fostered long-distance trade by offering low-interest loans, legal protection, and tax exemptions to merchant associations known as ortoghs. We trace how these partnerships, rooted in earlier Central Asian and Islamic traditions like the commenda, evolved into a state-backed engine of commerce that linked China, Persia, and Europe. Drawing on sources like the Yassa code, the Secret History of the Mongols, and Persian chronicles by Juvayni and Rashid al-Din, we examine how ortogh merchants moved goods, ideas, and even spies across Eurasia. We also discuss the darker side: how imperial demands for profit sometimes led to exploitation and rebellion. By the end, you'll understand how the ortogh system not only financed the Mongol Empire but also laid the groundwork for the commercial networks that would shape the early modern world. This episode builds on earlier discussions of Sogdian caravans and Mongol law, offering a fresh look at the business side of the greatest trade network in history.