The Mughal Empire at the time of the Ring of Fire, was an immenely powerful empire, rivaling Ottoman Turkey and Ming China. News of Grantville was carried to the Mughal by European travelers and merchants. The Mughal Emperor, Shah Jahan, already wary of European maritime superiority, realized that Europe would take advantage of the valuable information coming from Grantville. He decided to do the same for his own empire's benefit. He ordered a special envoy to Grantville (under the guise of a hajj) made of ambassador Subadar Baram Khan and English-speaker Salim.
Prime Minister Sterns organizes a small expedition to the Mughal Empire in hopes of acquiring opium, gunpowder and other necessary resources for the Ostend War. Melissa hopes that the expedition can also prevent the rise of Aurangzeb (who's reign killed millions of people) in favor of a more enlightened prince such as Dara Shikoh
The butterfly effect has jump-started the civil war decades earlier with the assassination of Shah Jahan, forcing his sons to mobilize their forces to gain control of the throne