An effect of Spanish and Portuguese exploration to the New World on the populations of native civilizations in the 16th century is the migration of Europeans caused a massive decline in native populations due to disease.
What is the effect of Spanish and Portuguese Exploration?
When the Spanish and Portuguese explore to the new world it results in massive increase in the population. They forced the native people to change their religion and follow Christainity.
They wanted to spread catholic culture in whole world. This new settlement is also quite destructing as it creates lots of issue like lack of adequate resources, emerging European disease which causes number of death. Overburden of work and diseases result in huge loss of life.
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