The protect individuals liberty against abuse by the federal government
Cattle drives were at one time a major economic activity in the American West, particularly between the years 1866-1895, when 10 million cattle were herded from Texas to railheads in Kansas for shipments to stockyards in Chicago and points east.
I'm pretty sure the answer is Ivan Pavlov
Answer:
the gift of the Nile river in the world is that when it would flood the soil would become fertile and rich which allowed farmers to grow crops faster the next farming season.
Explanation:I think that's what u asked for.