Answer:
abolished tenancy and established leasehold system in which farmers paid fixed rentals to rentals, rather than a percentage of harvest.
Explanation:
C) to gain control of the confederate supply lines
The U.S wanted to remain neutral, based on what Woodrow Wilson wanted, but after Germany started sinking U.S ships, they got included.
Europeans carried a hidden enemy to the Indians: new diseases. Native peoples of America had no immunity to the diseases that European explorers and colonists brought with them. Diseases such as smallpox, influenza, measles, and even chicken pox proved deadly to American Indians.