How and why did patterns of migration affect society between 1750 and 1900?

because america, people were like hell yeah brother lets go to america and be free unlike most country's

Explanation:

Migration patterns were now more directed to places with available labor and prosperity, due to imperialism and industrialization changing where people could make a good living. People sought a place that they could have a good place to make money and live, and so people looked towards cities that had industries that needed labor. Many of those people might have come from far away or they might just have been in the country trying to farm.

Explanation:

b.provides a written record of the transaction

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.