4.
Which of the following factors was an important cause of the immigration trend reflected in the chart?
(A)Great Britain had recently begun using harsh tactics against Irish dissidents, leading to large numbers of dissidents fleeing Ireland.
(B)The Irish agricultural sector had recently undergone rapid mechanization, displacing a large percentage of the rural population of Ireland.
(C)A large-scale famine in Ireland, caused by the failure of the potato crop, had recently occurred, driving many Irish people to flee the country.
(D)New York State had recently passed a religious toleration act, creating a more welcoming atmosphere for Irish Catholic immigrants.
5.
Which of the following conclusions is supported by the evidence in the chart?
(A)Irish immigrants were quickly able to climb the economic ladder of New York City and gain employment in middle-class professions.
(B)Irish immigration to New York City in the period before the Civil War did not significantly alter the economic structure of the city.
(C)Irish workers played a prominent role in the union movement in New York City in the 1850s.
(D)Irish immigrants comprised a majority of the workers in low- paying, unskilled occupations in New York City by the 1850s.
6.
Which of the following describes a significant response to the development reflected in the chart?
(A)The federal government implemented the National Origins Act, establishing a quota system to stem the flow of Irish immigrants into the United States.
(B)Congress rewrote naturalization laws in order to expand the number of years immigrants must live in the United States before they can attain citizenship and voting rights.
(C)The United States and Ireland reached an understanding that President Franklin Pierce would pressure New York State to end discriminatory practices against Irish immigrants, and that Ireland would pass legislation limiting immigration into the United States. (D) A new political party, commonly called the Know-Nothing Party, attracted large numbers of voters in the 1850s with a strong anti-immigrant, anti-Catholic message.