I believe it was the Stock Market Crash of 1929
The writs of assistance was an act put into place by the British government that allowed them to search anything if they felt that smuggled goods were inside.
Answer - The Little Rock Nine
Explanation: They were the students trying to go to there newly integrated high school but were stopped by the National Guard. Eventually, Current President at the time, Dwight Eisenhower, sent the military to personally escort them into the school