Please Help! Why did far more plant species, disease microorganisms, and people flow from Afroeurasia to the Americas than in the opposite direction in the sixteenth and seventeenth centuries (1500s and 1600s)?

What was the result of delegates from the democratic party not being able to nominate a candidate in 1860

Which of the following encouraged westward expansion? a.the government decreased the price of federal land. b.each of these represents actions taken to encourage westward expansion. c.the government decreased the price of federal land d.the second national bank lowered the cost of borrowing money (reduced interest rates)

How did the commercial whaling industry affect whaling practices of the makah people?