California, Arizona, Nevada, and New Mexico
I believe that was B. Marcus Garvey.
The "Back to Africa" movement was created in order to inspire black people to return to their roots and their original African culture. Garvey believed that black people had a lot of difficulties in a foreign country so he wanted them to be free and feel safe at home.
Radio was a crucial mode of communication in the early 20th century
I think what it's asking is if people (let's just say from Canada) want to become a U.S. citizen should they be allowed to run for president after they become a citizen. Personally I think they shouldn't because if your going to represent a country you should be from that country.
I hope this helped
I believe the answer is "slave code"