What role did the physical environment play in the development of samarian civilization

In the supreme court’s decision in korematsu v. united states, the court said that korematsu

Which of the following shows the correct order of events? catt’s “winning plan,” suffrage in some western states, the nineteenth amendment suffrage in some western states, the nineteenth amendment, catt’s “winning plan” suffrage in some western states, catt’s “winning plan,” the nineteenth amendment catt’s “winning plan,” the nineteenth amendment, suffrage in some western states

What was going on with south asia before europeans came ?