I believe the answer is interactions and ideas.
The correct dates to these events are the following:
1. Brown v. Board of Education 1954
2. Little Rock Nine 1957
3. "I Have a Dream" speech in Washington, D.C. 1963
4. Civil Rights Act signed by President Johnson 1964
5. Plessy v. Ferguson 1896
6. Freedom Rides 1961
7. Rosa Parks refuses to give up her seat on the bus 1955
The answer to this question is:
One reason that immigrants from other countries came to american in the late 1800's is because D-"Many were attracted by the opportunities to fight in the civil war"
Hope this helped, Likincer
Your Welcome :)
Helen Keller offered a different perspective of living life by demonstrating that she was able to have a creative personality all while being blind. Her struggles represent the amount of hard work that went into who she is today. People look up to her for that.