But it wasn't just disease. You also have the spread of ideas and technology and religion. And the two religions that perhaps benefited the most from the early trade along the Silk Route, or the Silk Roads, were Christianity and Buddhism. And Buddhism in particular was very appealing to many of these Silk Road merchants. The Kushan Empire in particular started to significantly spread Buddhism. In previous videos, we talk about Ashoka sending missionaries. But the Kushan Empire helped spread Buddhism into China and into the Far East.