Why did the north have to use immigrant labor in the factories? 4 Why did the north have to use immigrant labor in the factories?

A. Cheap western lands had attracted northerners.
B. Disease caused many workers to die.
C. Those in the north refused to work in the factories.
D. War had killed much of the population.

Why was the battle of gaugamela an important turning point in alexanders conquest of persians empire

How did the theory of social darwinism impact immigrants? it inspired in the immigrants pride that they were able to survive the harsh conditions of their home countries to come to the united states. it demonstrated that immigrants were the most suitable candidates for factory work because they were the most likely to immigrate to rural areas. it encouraged assimilation of immigrants into the american culture through education that involved courses in english and american food and clothing. it provided new american immigrants with a clearly defined social support system to ensure that basic nutritional, educational, employment, and health care needs were met.

What are the biggest challenges facing the average american citizen today? explain.