La lotta dell'uomo per la sua sopravvivenza

The primitive cave dwellers learn how to use fire, develop various cults ,and eventually settle into villages .

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The end of the classical civilizations of Greece, Rome ,and Jerusalem culminates in the spread of the new Christian religion.

Like Noah's Ark after the Flood ,the rise of monasteries in medieval Europe allows some of the ancient culture to be preserved and shared.

The medieval era of Stone and Iron is marked by the economy and culture of feudalism. In reaction to the expansion of a new religion ,Islam ,the Europeans launch the first Crusade.

Science ,which is mankind's true country (not the nation state) starts to develop during the Renaissance.

In search of India across an unknown ocean, Christopher Columbus discovers a new continent and opens up a new era of economic ,cultural and political development.

Champions of science such as Galileo, who challenged the Ptolemaic view of the universe and introduced the necessity for experiment , helped move the world away from magic and into a more modern era.

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