In the mid- to late 1800s, the us government granted land to railroad companies to expand their networks. what is another way that railroad companies used the land?

Which of the following is not a requirement to become a us representative (congressman/congresswoman)?

Why did einstein write a letter to president roosevelt

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated