Direct Democracy is the entire population Voting in a democratic election in the first place, so since there was quite a small population, they were able to Have everyone vote.
The answer is 'Railroads'
The Industrial Revolution in England lead to the development of trains and fast travel.
The United States quickly adopted the technology and brought in English businessmen and engineers to develop railroads in it's sprawling western states.
Railroads were integral in the early years in to cement newly acquired states under the control of the Federal government.
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They recruited the Rangers to bolster up the militia to defend Georgia.
Answer:
It caused Mexico to lose territory but gain new violence between conservatives and liberals.
Explanation: