In history plzzz i got the answer wrong

Donald trump will plan to use his emergency powers to build the wall between the us and mexico, instead of shutting down the government again?

Which impact did the civil war have on the spread of disease in texas a. disease decreased bc people left the area to fight in the war b. disease increased bc medicine was in short supply. c. disease increased bc many new diseases were brought to the area d. disease decreased bc confederate doctors distribute new medicines to local communities

Why are nation-states difficult to create?