What is the term for the exchange of goods, disease, plants and crops that happened because europeans settled in the new world?

Briefs filed by groups that care about how a case turns out?

What was the purpose of winston churchill’s “blood, toil, tears, and sweat” speech? a. to inform parliament about nazi aggression b. to inspire the british people to keep fighting the nazis c. to update parliament on what he had accomplished so far d. to convince parliament to go to war against nazi germany

Which of these effects of mass production techniques used during 1920