What was one reason for the decline of both the han dynasty and the western roman empire?

What challenges did michelangelo face when he was painting the ceiling of the sistine chapel

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.

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?