The Bonus Army was comprised of veterans from World War 1 who were promised a bonus of around $1.25 for every day they served. When the depression hit, the veterans wanted congress to give them the bonus they had promised but congress denied them. They marched to protest and demand their bonus becasue they had nothing left and no where else to go.
the promotion of a widespread fear of a potential rise of communism or anarchism by a society or state
The bleeding Kansas is the one
U.S. Supreme Court Justice Earl Warren delivered the unanimous ruling in the landmark civil rights case Brown v. Board of Education of Topeka, Kansas. State-sanctioned segregation of public schools was a violation of the 14th Amendment and was therefore unconstitutional.
Good history research can be found on history archives. It’s a government website so it would be approved by teachers. I learned a lot from there and just studying :). Hope this helps.