25
Lesson 25 of 84 · American Revolution Compare
The Haitian Revolution
The Space Race led to remarkable achievements. The Soviet Union launched Sputnik in 1957. The U.S. landed astronauts on the Moon in 1969.
Key Facts
1
Timelines show events in order.
2
Cause and effect explain why things happen.
3
Oral histories preserve community stories.
Timeline
1869
The Transcontinental Railroad is completed
1920
Women gain the right to vote (19th Amendment)
1929
The Great Depression begins
Check Your Understanding
Question 1
1 of 2Which is a secondary source?