Because they were banned for life after one was killed
Answer:
Diary or personal account that was written during the time of the event, etc.
Explanation:
Without a set of options in front of me, my best guess would be something along the lines of my above answer. Primary sources are typically diaries, legal codes, and other firsthand accounts/sources of information. They typically provide the most accurate account of the event that occurred because they have not been interpreted further by any other people.
"poll tax" describes a legal means southern whites used to prevent blacks from voting in the post-Reconstruction era but there were other means as well.
It essentially brought the New Deal policies to an end because there was such a large leap in the economy. They did add a few things such as wage caps and regulations, hence the creation of insurance. <span />