How did the transportation innovations of the time period affected migration patterns in the united states

Which event must happen for a case to be heard before the supreme court? a five of the nine justices must agree to hear the case. b three of the nine justices must agree to hear the case. c six of the nine justices must agree to hear the case. d four of the nine justices must agree to hear the case.

Immigrants arriving in the united states during the late 1800s experienced many difficulties. which of the following was a problem which large numbers of immigrants faced?

How is the uk’s government is solving the air pollution problem?