Which immigrant to the united states played an influential role in labor issues in the nineteenth century?

Mary Harris Jones

Explanation:

Mary Harris Jones was a prominent activist and union organizer, an active campaigner for the United Mine Workers in the nineteenth century. She was of Irish origin and she helped organized major strike actions across the United States.

hi there!

moors is essentially another word for muslims.

the moors invaded spain around year 700, during their time ruling spain the muslims promoted religious tolerance (moors tolerated jews who were viewed as outcasts by northerners), the moors as well had a great impact on their language, and architecture (palaces were created).

i hope this !