28
Lesson 28 of 84 · French Revolution
The Articles of Confederation
Indigenous peoples lived in the Americas for thousands of years before Europeans arrived. They developed diverse cultures, languages, and agricultural systems across the continents.
Key Facts
1
Historians use evidence to support claims.
2
Timelines show events in order.
3
Cause and effect explain why things happen.
Timeline
1969
Astronauts land on the Moon
1989
The Berlin Wall falls
2001
September 11 attacks change U.S. security policy
Check Your Understanding
Question 1
1 of 2Why do we study history?