Which of the following was a form of labor that replaced free slave labor after the civil war

The irish and germans of the 1840's were part of the new immigration. true or false

What were three advantages the north had in the civil war? it was fighting most battles on home ground. it had a greater number of soldiers. it had more highly skilled military leaders. it had a stronger navy. it had a better network of railroads. pick three .

Brainliest asap!me : ) has anyone read the poem, no, love is not dead? ? i have a question about it .. : )