What was the last continent to which early humans migrated?

What was the first civilization name of the indians?

If the united states became a "majority-minority” nation, o whites would be the majority, but there would still be ethnic minorities. there would be an equal number of whites and ethnic minorities. othere would be more ethnic minorities in the population than whites. o no one would be considered white or part of an ethnic minority group.

What affected the second industrial revolution have on transportation