
In the late stages of the Industrial Revolution, workers began to organize into unions in order to fight for better and safer working conditions. The government also became involved. New regulations were imposed to shorten the work week and to make factories safer.

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In entering into civil society, people sacrifice the physical freedom of being able to do whatever they please, but they gain the civil freedom of being able to think and act rationally and morally. Rousseau believes that only by entering into the social contract can we become fully human.
The correct answer is the following.
The correct locations are:
The Maya constructed the city of Chichen Itza.
The Maya invented calendar systems that are still used today.
The Inca built rope bridges.
The Maya was a great civilization that existed on the Yucatán Peninsula in Mexico, and some regions of Guatemala and Belice. They built the city of Chichen Itza, where had the impressive Pyramid called "the Castle," and an observatory, because the Mayas were great Astronomers that invented the Maya Calendar called the "Tzolkin," that is still used today.
The Incas were the great prehispanic civilization in South America. They built the monumental city of Machu Pichu in Peru.
D he did indeed preform poorly
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A massive airlift of supplies into West Berlin was undertaken in what was to become one of the greatest logistical efforts in history.
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