31
Lesson 31 of 84 · U.S. History
Immigration in Modern America
Historical photographs provide visual evidence. Images of the Civil War, the Great Depression, and the Civil Rights Movement let us see history through the eyes of those who lived it.
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.
Timeline
1941
The U.S. enters World War II
1945
World War II ends
1954
Brown v. Board of Education: school segregation declared unconstitutional
Check Your Understanding
Question 1
1 of 2What is a primary source?