How were the societies of the Guptas, Romans, and Han Chinese similar?

Something the Gupta Empire and the Han Empire had in common was that the emperors of these empires both believed they were chosen from the gods to rule. Han China had a very centralized bureaucracy which meant the emperor ruled over China, and this helped the rulers rule over a vast amount of land.

Explanation:

here are some events that to cause increased conflict between the north and south

1) mexican cession- gaining modern day california, utah, arizona, and new mexico from mexico. caused southern and northern politicians to fight over whether or not there would be slavery in these newly acquired territories.

2) uncle tom's cabin- this famous book described the cruelty of slavery in the south during the antebellum period, causing more northerners to support abolition and southerners to resent the book as they felt it unfairly depicted southern society.

3) kansas- nebraska act- disagreements over whether or not kansas and nebraska would be free or slave states caused issues between northern and southern politicians in congress.

4) bleeding kansas- this fighting took place in kansas after congress allowed this territory to vote on whether or not they would have slavery. citizens were killed and buildings were destroyed during this fighting.

porter is writing economic history because he is focusing on the cost of developing vaccines.