In the 1840s and 1850s, what group gravitated to the northern democratic party due to exclusion and discrimination by other parties?

In the 1840s and 1850s, IMMIGRANT groups gravitated to the northern democratic party due to exclusion and discrimination by other parties. Most immigrants gravitated to the expansion of the Democratic party and this immigrant vote helped boost the standing of the Democrat Polk in the election of 1844.

Hello there!

I believe the answer is option D

They helped establish the modern cultures of eastern United States.

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