Answer:
The American Indian association managed to mostly acquire land rights where their heritage and cultural practices could be preserved. The national farm workers association mostly won their rights in the struggle against industrialists who took their land by controversial means and they managed to keep their agricultural way of life as an important one.
Explanation:
The US intelligence beforehand had deciphered messages laying out the Japanese plan.
The cotton gin made it easy for slaves to separate seeds out of the cotton. However, it it increased slave usage all over. It actually increased the use of slavery. The cotton gin just made one part of a slaves job quicker and easier.