How has increased mobility changed the United States? Discuss significant migrations and patterns of population movement throughout US history and the impact of those movements on US geography. Please don't send me the answer as a link!

In 1933 the 21st amendment was added to the u.s. constitution, allowing for the manfacture, transportation, and sale of alacoholic beverages in the united states. why was this amendment needed?

Eastern europe’s population growth can be attributed to these factors. select all that apply migration

Study the image. which feature is modeled in the diagram? check all that apply. 1 a convergent boundary is formed. 2 continental plates are colliding. 3 two plates are forming a divergent boundary. 4 continental plates are sliding past each other. 5 several mid-ocean ridges are formed on earth’s surface.