Many soldiers and other people who called themselves names and who had already escaped or immigrated.
also some political bosses
police
and evean other immigrants who had arrived
US railroads mostly.
Eastern Europe - apex
Eastern Europe - apex
they helped us for making a better world
Both the Irish and the Chinese immigrants helped to build the railroads in America.
Primarily Irish immigrants from the east cost of the US, and Chinese immigrants from the west. There were other ethnic groups who worked on the railroads, but these were the largest groups.
Immigrants helped invent many useful items in America.
no one
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They helped fuel prejudice against German immigrants.
Immigrants come to the US every year. There has never been a single year of US history in which there were no immigrants.
That varied enormously. Some immigrants took to the US like fish to water, but others found that establishing themselves took longer - often two generations. Arriving with some savings helped, but many immigrants arrived with very little money.