1. Old World Exploration Efforts in the Americas
... power, commissioned expeditions westward in search of a more northerly passage across the sea to Asia, landing instead in present day Canada. Portugal and Spain initially led the exploration efforts in the New World. Driven by the astronomical costs of trading over land with Asia, Portugal led the way for the search for a sea passage to the East in the late 1400's. In 1488, Bartholomeu Diaz attempted to reach Asia by sailing ... blocking sea passage to Asia. In 1513, Vasco Nunez de Balboa crossed the Isthmus of Panama only to realize that no one had any idea how large the Pacific Ocean wa...
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