The civilization of Olmec.
The indoor electric lap which was invented during the second industrial revolution (which you've mentioned) enabled people to be awake much longer at a good light source, they were able to read, to communicate or to do anything they desired. This of course had a dramatic affect how people were socializing at night :)
<span>choices are:
</span><span>Liberals were fighting for written constitutions and separation of powers.
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<span>Nationalists fought to give people sharing a common history and culture their own nation.
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<span>Liberals wanted free enterprise and a republican form of government.
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