How did the Kushan empire benefit from controlling caravan trade?

The Kushan Empire, which ruled over parts of the Indian subcontinent, Afghanistan, and Central Asia, became highly affluent by controlling the transcontinental caravan trade that linked the Chinese and Roman empires.12

By securing key segments of the Silk Road, the Kushans facilitated the exchange of luxury goods and ideas between major powers. This control provided several economic and cultural benefits:32

• Wealth Accumulation: The empire generated significant prosperity, evidenced by large issues of gold coins that circulated during their peak.1
• Transshipment Centers: The Kushans maintained vital trade hubs, such as Balkh and their summer capital at Bagram, where diverse luxury goods—including Roman glass and porphyries, Indian ivories, and Chinese lacquers—have been recovered by archaeologists.3
• Cultural Syncretism: The trade routes served as conduits for the spread of Buddhism and the development of unique artistic traditions, such as the Gandhara school, which blended various cultural influences.13

It is important to note that the Kushan Empire of Central Asia is distinct from the ancient African Kingdom of Kush located in present-day Sudan, which also derived wealth from controlling regional trade routes.4