First response gets brainliest
how did the civil war had to do with “national supremacy”?

the unions victory firmly established national supremacy and put to rest he most radical interpretations of state sovereignty. After the was congress passed 14th amendment. Civil war expanded constitutional powers for national government.

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,

19th amendment granted women the right to vote. the 19th amendment guarantees all american women the right to vote.