There were many political and technological changes that prompted the world explorations and discovery of the new world. The Portuguese were the main contributors to the technological changes that lead to the discovery of the new world. However, the change of the political structure of Spain ultimately lead to the discovery. There were many technological changes that the Portuguese contributed. First of all they observed the way the Arab vessels were designed and then improved on them to make their own ships faster. They also created the caravel vessel by "increasing the ratio of beam (width at the broadest point of the hull) from 2:1 to 3:1, borrowed the lateen (triangular) sail from the Arabs, and combined it with square rigging in the right proportion to produce a superb oceangoing vessel. They also used a compass and astrolabe to accurately record maps and latitude....

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Number Of Words: 273

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