10
Lesson 10 of 84 · World History
The Rise of Islam
During medieval Europe, feudalism organized society into lords, vassals, and serfs. Castles dotted the landscape, and the Catholic Church played a central role in daily life.
Key Facts
1
Timelines show events in order.
2
Cause and effect explain why things happen.
3
Oral histories preserve community stories.
Timeline
1787
The U.S. Constitution is written
1791
The Bill of Rights is ratified
1803
The Louisiana Purchase doubles the size of the U.S.
Check Your Understanding
Question 1
1 of 2Which is a secondary source?