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Lesson 64 of 84 · Colonization
Seeds of Independence
Famous speeches shaped history: Lincoln's Gettysburg Address, King's 'I Have a Dream,' and Roosevelt's fireside chats moved millions to action and reflection.
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
1803
The Louisiana Purchase doubles the size of the U.S.
1861
The Civil War begins
1865
The Civil War ends; slavery is abolished
Check Your Understanding
Question 1
1 of 2What is an artifact?