41
Lesson 41 of 84 · Westward Expansion
Cowboys and Cattle Drives
The Silk Road was a network of trade routes connecting China to the Mediterranean. Merchants carried silk, spices, and ideas across thousands of miles, linking diverse civilizations.
Key Facts
1
Primary sources come from the time of the event.
2
Historians use evidence to support claims.
3
Timelines show events in order.
Check Your Understanding
Question 1
1 of 2What is a primary source?