I have too many points so here ya go

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?

Who founded the social contract theory of the government

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