Why did congress impose a national speed limit of 55 miles per hour in the 1970s?

What was true about sharecropping? a. landowner provided free tools and seeds.b. workers could leave the land if they failed to make money.c. landowners often took advantage of workers.d. workers received ownership of the land they farmed after a set number of years.

In what primary way did the goals for us intervention in europe differ from those of the soviet union

Why is the supreme court decision in roe v. wade so controversial.