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
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showed last 75 words of 470 total
most drastic consequence was that the Europeans transmitted smallpox to the Indians. This lead to the death of about 80-90% of them. In addition, the Indians gave the Europeans syphilis. This lead to a loss of hair and in turn lead to Europeans wearing wigs.
The above are the political and technological changes that lead to the discovery of the new world. In addition, there are the consequences of the discovery and the Columbian Exchange.