National, state, and local governments provide for the security of the people. This function is performed on the national level by

What would lead a historian to consider two events to have a relationship of correlation rather than causation?

What form of government is powers of states?

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