<span>The right of states to strike down federal laws they see as unconstitutional</span>
The "Populist Party" influenced the way senators are elected with the passage of the Seventeenth Amendment, since they felt as though the existing system was incredibly unfair and un-democratic.
Not entirely sure what you mean by this unless you mean specific interpretations of the constitution, which is considered judicial review which was established in Marbury v Madison, also known as an informal amendment.
Answer:
“When We Worked on Shares, We Couldn't Make Nothing”: Henry Blake Talks About Sharecropping after the Civil War. ... By 1870, sharecropping was the dominant means by which African Americans could gain access to land in the South.
Explanation: I hope this helps, if not friend I tried :)