What group controlled the land trade routes between europe and china?

The Mongols. (Genghis Khan, so on, so on.)

Explanation:

When the Mongol Empire was per se at its peak, the Mongols had controlled much of Eastern Europe and the majority of mainland Asia. This meant they controlled The Silk Road, the many trade routes between Europe and China.

one of the main reasons was definitely slavery. back in 1861, republican abraham lincoln was elected and ended up being a major influence in the slavery business. slavery greatly affected the texas economy because back in 1845 during the annexation of texas, slaves became a big part of the texas population. many texans that were in favor of the secession influenced groups through party ties.

possible the invasion of room could have been avodiable but the people of rome were to stubboron and to wealthy the kingdoms saw them as a threat if they dialred it downa   bit ten i dont think they wouldnt failed   china was not iacvvdoaible they caused war to much and were out of hand therefor that must have happened india i dont really know it could of