Which piece of legislation kept the balance between free states and slave states? a. the wilmot proviso b. the fugitive slave act c. the compromise of 1850 d. popular sovereignty

The united states places a limit on the number of cars that can be brought into the country for sale. what is this an example of?

What was a major cause of world war i?

In ohio in 1872, the cleveland massacre was a violent labor dispute at standard oil refineries in cleveland. a takeover by standard oil of the refineries in cleveland. an attempt to stop standard oil from becoming a monopoly. a failed attempt by standard oil to take over other refineries.