71
Lesson 71 of 84 · Westward Expansion
The Homestead Act
Ancient Greece contributed democracy, philosophy, theater, and the Olympics. Thinkers like Socrates, Plato, and Aristotle shaped Western thought for centuries.
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?