Christopher columbus "discovered" the new world. how did his "discovery." lead to the death and destruction of native americans and many independent nations
how did the columbian exchange enhance the european economy?

First, the native Americans died partly by the diseases bought by the Europeans and from the hands of the Europeans themselves, as they wanted to seize the land that until then belonged to the native people.

How did The Columbian exchange enhance the european economy?
- one of the ways that the Columbian exchange enhanced the european economy was by introducing new species into Europe, such as potatoes, which greatly helped combat hunger in Europe. In fact people were so dependent on them that when there was a shortage of them, Ireland experienced the "potato famine".