Song dynasty select the two asian countries which became tributary states of the chinese.

Iwill be giving 15 points to whoever answers the concept of checks and balances means that each branch of governmenta. has its own powers and responsibilitiesb. is clearly described in articles of the constitutionc. has the ability to correct the other branches in case of an errord. is set up so that in case of constitutional crisis, the governement will continue to operate

Which of the following best describes the relationship between the united states and south korea today?

Describe some effects of the rise of communism in the soviet union?