The First Crusade which was in 1096, was the only successful Crusade.
C. The Iran Hostage Crisis
He challenge the medieval view of science because he insisted that the sun was the center of the Universe
Because of religious teachings, most people in medieval period thought that earth was the Center of the Universe. After years of observation, Copernicus theorized otherwise
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Thomas Paine, a recent English emigrant to America, provided the Patriot cause with a stimulating pamphlet titled Common Sense. Until his fifty-page pamphlet appeared, colonial grievances had been mainly directed at the British Parliament; few colonists considered independence an option. Paine, however, directly attacked allegiance to the monarchy, which had remained the last frayed connection to Britain. The “common sense” of the matter, he stressed, was that King George III bore the responsibility for the rebellion. Americans, Paine urged, should consult their own interests, abandon George III, and assert their independence. Only by declaring independence, Paine predicted, could the colonists enlist the support of France and Spain and thereby engender a holy war of monarchy against the monarchy.
It makes the soil very fertile and makes it easy to use irrigation if needed.