It was primarily that "Miners began searching for gold in Indian lands," that caused renewed fighting between Americans and western Indians during the 1860s, although basic issues of expanded white settlement played a role as well.
Answer: Made slavery illegal
Explanation: Good luck! :D
Black Hawk was not sorry for rebelling, he was defending his land and his people from what he called "cheating men" because they took the land they had known for thousand of years by force and made them go to lands they could not grow enough food on.