Answer:
The idea of a Republic first originated when it developed its modern meaning in reference to the constitution in the Ancient Roman Republic, which lasted from the overthrow of the kings in the year 509 BC to the establishment of the Empire in the year 27 BC.
After the revilutionary war the states were created by the new goverment of america
Answer:
The nation was left in a weak condition after achieving independence in 1821. Agricultural, mining, and manufacturing activity had all plummeted as a result of the conflict, and more than half a million Mexicans had perished.
Explanation:
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A. Transcontinental railroad
It seems like B is the most likely answer, considering it's really the only one that applies to democracy.