How does seeing the world as one interconnected economy affect how we understand the movement of people around the world? Is it possible for people to
remain unaffected by events in other places? How or how not? When people move
from one place to another how do they affect the local economies? How do they
affect the global economy?

What policy did "jim crow" laws put in place? black codes integration segregation 2. the supreme court case that established the doctrine of "separate but equal" was dred scott v. sandford plessy v. ferguson brown v. board of education 3. the supreme court case that overturned the doctrine of "separate but equal" wasdred scott v. sandford plessy v. ferguson brown v. board of education