49
Lesson 49 of 84 · World History
The Transatlantic Slave Trade
Westward expansion in the 1800s transformed the U.S. from an Atlantic nation to a Pacific one. The Oregon Trail, Gold Rush, and Homestead Act drove this movement.
Key Facts
1
Oral histories preserve community stories.
2
Primary sources come from the time of the event.
3
Historians use evidence to support claims.
Timeline
1963
Martin Luther King Jr. gives the 'I Have a Dream' speech
1964
The Civil Rights Act is signed
1969
Astronauts land on the Moon
Check Your Understanding
Question 1
1 of 2What is an artifact?