What was a special characteristic of the border states ?

Another characteristic of a border state would be that a considerable anti-slavery element was present within the state which meant that, while the economy of the state would not have been heavily tied to the institution of slavery, the population of the state could present political problems for the Lincoln.

Explanation:

accomplishment : zachary taylor’s was a national war hero in his battle in an mexican war

explanation:

he was known as a national war hero for his battles in the mexican war, taylor was elected as the 12th president of the united states in 1849. he led the nation during its debates on slavery and southern secession. after serving only 16 months in office, taylor died from cholera morbus on july 9,

the answer should be a. the sui empire, the tang empire extended from korea in the west to manchuria in the east.