In the 1670s, the first significant groups of German immigrants arrived in the British colonies, settling primarily in Pennsylvania, New York, and Virginia. Immigration continued in very large numbers during the 19th century, with eight million arrivals from Germany.
Answer:
Option C, the closing of the western frontier, is the right answer.
Explanation:
An argument that claimed that American democracy was established by the American frontier came to be known as the Frontier Thesis. This argument was presented by historian Frederick Jackson Turner in the year 1893. He argued that the primary result of the American frontier was American democracy along with a lower interest in high culture, violence and egalitarianism.
<span>c. proportional representation</span>
The major platform of the Republican Party in the 1850s was an antislavery platform. Antislavery leaders opposed the extension of slavery into even more territories. Their opposition of slavery ended up helping them to join forces.
Hope this helps! :)